zalenium error with splinter

Hi,

I have an existing project based on Selenium Splinter (https://splinter.readthedocs.io/en/latest/). If works fine locally or with a remote browserstack url but if I switch to http://localhost:4444/wd/hub I get the following error:

GLOB sdist-make: /home/davide/workspaces/pcm2_qa/setup.py
py36 inst-nodeps: /home/davide/workspaces/pcm2_qa/.tox/dist/pcm2_qa-0.0.1.dev0.zip
py36 installed: alabaster==0.7.10,apipkg==1.4,appdirs==1.4.3,Babel==2.4.0,colander==1.3.3,configparser==3.5.0,coverage==4.4b1,docutils==0.13.1,enum34==1.1.6,execnet==1.4.1,funcsigs==1.0.2,glob2==0.5,imagesize==0.7.1,iso8601==0.1.11,Jinja2==2.9.6,Mako==1.0.6,MarkupSafe==1.0,mock==2.0.0,packaging==16.8,parse==1.8.0,parse-type==0.3.4,pbr==3.0.0,pcm2-qa==0.0.1.dev0,pkg-resources==0.0.0,pluggy==0.4.0,py==1.4.33,Pygments==2.2.0,pyparsing==2.2.0,PyPOM==1.1.1,pypom-form==0.2.2,pytest==3.0.7,pytest-bdd==2.18.1,pytest-cov==2.4.0,pytest-html==1.14.2,pytest-metadata==1.3.0,pytest-pypom-navigation==0.0.1,pytest-splinter==1.8.1,pytest-testrail==0.0.11,pytest-travis-fold==1.2.0,pytest-variables==1.7.0,pytest-xdist==1.16.0,pytz==2017.2,PyYAML==3.12,requests==2.11.1,selenium==3.4.1,simplejson==3.10.0,six==1.10.0,snowballstemmer==1.2.1,Sphinx==1.5.5,sphinx-rtd-theme==0.2.4,splinter==0.7.5,tox==2.7.0,translationstring==1.3,virtualenv==15.1.0,zope.component==4.3.0,zope.dottedname==4.2,zope.event==4.2.0,zope.interface==4.4.0
py36 runtests: PYTHONHASHSEED='2521552536'
py36 runtests: commands[0] | py.test --splinter-webdriver=remote --variables=credentials/credentials-DEV-pcmw.yml --splinter-remote-url=http://localhost:4444/wd/hub -m login -k skin1 --variables capabilities/browsers/firefox/FIREFOX.json
============================= test session starts ==============================
platform linux -- Python 3.6.1, pytest-3.0.7, py-1.4.33, pluggy-0.4.0 -- /home/davide/workspaces/pcm2_qa/.tox/py36/bin/python3.6
cachedir: .cache
metadata: {'Python': '3.6.1', 'Platform': 'Linux-4.10.0-33-generic-x86_64-with-Ubuntu-17.04-zesty', 'Packages': {'pytest': '3.0.7', 'py': '1.4.33', 'pluggy': '0.4.0'}, 'Plugins': {'xdist': '1.16.0', 'variables': '1.7.0', 'travis-fold': '1.2.0', 'testrail': '0.0.11', 'splinter': '1.8.1', 'pypom-navigation': '0.0.1', 'metadata': '1.3.0', 'html': '1.14.2', 'cov': '2.4.0', 'bdd': '2.18.1'}}
rootdir: /home/davide/workspaces/pcm2_qa, inifile: setup.cfg
plugins: xdist-1.16.0, variables-1.7.0, travis-fold-1.2.0, testrail-0.0.11, splinter-1.8.1, pypom-navigation-0.0.1, metadata-1.3.0, html-1.14.2, cov-2.4.0, bdd-2.18.1
collecting ... collected 332 items

pcm2_qa/tests/functional/test_login.py::test_successfull_login[skin1] FAILED

------- generated html file: /home/davide/workspaces/pcm2_qa/report.html -------
=================================== FAILURES ===================================
________________________ test_successfull_login[skin1] _________________________

splinter_webdriver = 'remote', retry_count = 3

    def get_browser(splinter_webdriver, retry_count=3):
        kwargs = get_args(driver=splinter_webdriver,
                          download_dir=splinter_file_download_dir,
                          download_ftypes=splinter_download_file_types,
                          firefox_pref=splinter_firefox_profile_preferences,
                          firefox_prof_dir=splinter_firefox_profile_directory,
                          remote_url=splinter_remote_url,
                          executable=splinter_webdriver_executable,
                          driver_kwargs=splinter_driver_kwargs)
        try:
            return splinter_browser_class(
                splinter_webdriver, visit_condition=splinter_browser_load_condition,
                visit_condition_timeout=splinter_browser_load_timeout,
>               wait_time=splinter_wait_time, **kwargs
            )

.tox/py36/lib/python3.6/site-packages/pytest_splinter/plugin.py:485: 
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 

args = ('remote',)
kwargs = {'browser': 'Firefox', 'firefox_profile': 'UEsDBBQAAAAIAGmNIUsAAAAAAgAAAAAAAAAHAAAALm1hcmtlcgMAUEsDBBQAAAAIACeCJUtphsk...AAAAAALSBJwAAAHVzZXIuanNQSwUGAAAAAAIAAgBqAAAA3AYAAAAA', 'keep_alive': True, 'url': 'http://localhost:4444/wd/hub', ...}
visit_condition = <function splinter_browser_load_condition.<locals>.<lambda> at 0x7f68b052fd08>
visit_condition_timeout = 10

    def Browser(*args, **kwargs):
        """Emulate splinter's Browser."""
        visit_condition = kwargs.pop('visit_condition')
        visit_condition_timeout = kwargs.pop('visit_condition_timeout')
>       browser = splinter.Browser(*args, **kwargs)

.tox/py36/lib/python3.6/site-packages/pytest_splinter/plugin.py:68: 
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 

driver_name = 'remote', args = ()
kwargs = {'browser': 'Firefox', 'firefox_profile': 'UEsDBBQAAAAIAGmNIUsAAAAAAgAAAAAAAAAHAAAALm1hcmtlcgMAUEsDBBQAAAAIACeCJUtphsk...AAAAAALSBJwAAAHVzZXIuanNQSwUGAAAAAAIAAgBqAAAA3AYAAAAA', 'keep_alive': True, 'url': 'http://localhost:4444/wd/hub', ...}
driver = <class 'splinter.driver.webdriver.remote.WebDriver'>

    def Browser(driver_name='firefox', *args, **kwargs):
        """
        Returns a driver instance for the given name.

        When working with ``firefox``, it's possible to provide a profile name
        and a list of extensions.

        If you don't provide any driver_name, then ``firefox`` will be used.

        If there is no driver registered with the provided ``driver_name``, this
        function will raise a :class:`splinter.exceptions.DriverNotFoundError`
        exception.
        """

        try:
            driver = _DRIVERS[driver_name]
        except KeyError:
            raise DriverNotFoundError("No driver for %s" % driver_name)
>       return driver(*args, **kwargs)

.tox/py36/lib/python3.6/site-packages/splinter/browser.py:63: 
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 

self = <splinter.driver.webdriver.remote.WebDriver object at 0x7f68aee8fb00>
url = 'http://localhost:4444/wd/hub', browser = 'Firefox', wait_time = 5
ability_args = {'firefox_profile': 'UEsDBBQAAAAIAGmNIUsAAAAAAgAAAAAAAAAHAAAALm1hcmtlcgMAUEsDBBQAAAAIACeCJUtphsk/kAYAAHgYAAAHAAAAdXNlc...BAhQDFAAAAAgAJ4IlS2mGyT+QBgAAeBgAAAcAAAAAAAAAAAAAALSBJwAAAHVzZXIuanNQSwUGAAAAAAIAAgBqAAAA3AYAAAAA', 'keep_alive': True}
browsername = 'FIREFOX'
abilities = {'acceptInsecureCerts': True, 'browserName': 'firefox', 'firefox_profile': 'UEsDBBQAAAAIAGmNIUsAAAAAAgAAAAAAAAAHAAAALm...FAAAAAgAJ4IlS2mGyT+QBgAAeBgAAAcAAAAAAAAAAAAAALSBJwAAAHVzZXIuanNQSwUGAAAAAAIAAgBqAAAA3AYAAAAA', 'keep_alive': True, ...}

    def __init__(self, url=DEFAULT_URL, browser='firefox', wait_time=2, **ability_args):
        browsername = browser.upper()
        # Handle case where user specifies IE with a space in it
        if browsername == 'INTERNET EXPLORER':
            browsername = 'INTERNETEXPLORER'
        abilities = getattr(DesiredCapabilities, browsername, {})
        abilities.update(ability_args)

>       self.driver = Remote(url, abilities)

.tox/py36/lib/python3.6/site-packages/splinter/driver/webdriver/remote.py:27: 
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 

self = <selenium.webdriver.remote.webdriver.WebDriver (session="None")>
args = ('http://localhost:4444/wd/hub', {'acceptInsecureCerts': True, 'browserName': 'firefox', 'firefox_profile': 'UEsDBBQAA...AAAAAgAJ4IlS2mGyT+QBgAAeBgAAAcAAAAAAAAAAAAAALSBJwAAAHVzZXIuanNQSwUGAAAAAAIAAgBqAAAA3AYAAAAA', 'keep_alive': True, ...})
kwargs = {'keep_alive': True}

    def __init__(self, *args, **kwargs):
        """Set keep_alive to True."""
        kwargs['keep_alive'] = True
>       return old_init(self, *args, **kwargs)

.tox/py36/lib/python3.6/site-packages/pytest_splinter/webdriver_patches.py:31: 
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 

self = <selenium.webdriver.remote.webdriver.WebDriver (session="None")>
command_executor = 'http://localhost:4444/wd/hub'
desired_capabilities = {'acceptInsecureCerts': True, 'browserName': 'firefox', 'firefox_profile': 'UEsDBBQAAAAIAGmNIUsAAAAAAgAAAAAAAAAHAAAALm...FAAAAAgAJ4IlS2mGyT+QBgAAeBgAAAcAAAAAAAAAAAAAALSBJwAAAHVzZXIuanNQSwUGAAAAAAIAAgBqAAAA3AYAAAAA', 'keep_alive': True, ...}
browser_profile = None, proxy = None, keep_alive = True, file_detector = None

    def __init__(self, command_executor='http://127.0.0.1:4444/wd/hub',
                 desired_capabilities=None, browser_profile=None, proxy=None,
                 keep_alive=False, file_detector=None):
        """
            Create a new driver that will issue commands using the wire protocol.

            :Args:
             - command_executor - Either a string representing URL of the remote server or a custom
                 remote_connection.RemoteConnection object. Defaults to 'http://127.0.0.1:4444/wd/hub'.
             - desired_capabilities - A dictionary of capabilities to request when
                 starting the browser session. Required parameter.
             - browser_profile - A selenium.webdriver.firefox.firefox_profile.FirefoxProfile object.
                 Only used if Firefox is requested. Optional.
             - proxy - A selenium.webdriver.common.proxy.Proxy object. The browser session will
                 be started with given proxy settings, if possible. Optional.
             - keep_alive - Whether to configure remote_connection.RemoteConnection to use
                 HTTP keep-alive. Defaults to False.
             - file_detector - Pass custom file detector object during instantiation. If None,
                 then default LocalFileDetector() will be used.
            """
        if desired_capabilities is None:
            raise WebDriverException("Desired Capabilities can't be None")
        if not isinstance(desired_capabilities, dict):
            raise WebDriverException("Desired Capabilities must be a dictionary")
        if proxy is not None:
            warnings.warn("Please use FirefoxOptions to set proxy",
                          DeprecationWarning)
            proxy.add_to_capabilities(desired_capabilities)
        self.command_executor = command_executor
        if type(self.command_executor) is bytes or isinstance(self.command_executor, str):
            self.command_executor = RemoteConnection(command_executor, keep_alive=keep_alive)
        self._is_remote = True
        self.session_id = None
        self.capabilities = {}
        self.error_handler = ErrorHandler()
        self.start_client()
        if browser_profile is not None:
            warnings.warn("Please use FirefoxOptions to set browser profile",
                          DeprecationWarning)
>       self.start_session(desired_capabilities, browser_profile)

.tox/py36/lib/python3.6/site-packages/selenium/webdriver/remote/webdriver.py:98: 
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 

self = <selenium.webdriver.remote.webdriver.WebDriver (session="None")>
capabilities = {'acceptInsecureCerts': True, 'browserName': 'firefox', 'firefox_profile': 'UEsDBBQAAAAIAGmNIUsAAAAAAgAAAAAAAAAHAAAALm...FAAAAAgAJ4IlS2mGyT+QBgAAeBgAAAcAAAAAAAAAAAAAALSBJwAAAHVzZXIuanNQSwUGAAAAAAIAAgBqAAAA3AYAAAAA', 'keep_alive': True, ...}
browser_profile = None

    def start_session(self, capabilities, browser_profile=None):
        """
            Creates a new session with the desired capabilities.

            :Args:
             - browser_name - The name of the browser to request.
             - version - Which browser version to request.
             - platform - Which platform to request the browser on.
             - javascript_enabled - Whether the new session should support JavaScript.
             - browser_profile - A selenium.webdriver.firefox.firefox_profile.FirefoxProfile object. Only used if Firefox is requested.
            """
        if not isinstance(capabilities, dict):
            raise InvalidArgumentException("Capabilities must be a dictionary")
        w3c_caps = {"firstMatch": [], "alwaysMatch": {}}
        if browser_profile:
            if "moz:firefoxOptions" in capabilities:
                capabilities["moz:firefoxOptions"]["profile"] = browser_profile.encoded
            else:
                capabilities['desiredCapabilities'].update({'firefox_profile': browser_profile.encoded})
        w3c_caps["alwaysMatch"].update(capabilities)
        parameters = {"capabilities": w3c_caps,
                      "desiredCapabilities": capabilities}
>       response = self.execute(Command.NEW_SESSION, parameters)

.tox/py36/lib/python3.6/site-packages/selenium/webdriver/remote/webdriver.py:188: 
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 

self = <selenium.webdriver.remote.webdriver.WebDriver (session="None")>
driver_command = 'newSession'
params = {'capabilities': {'alwaysMatch': {'acceptInsecureCerts': True, 'browserName': 'firefox', 'firefox_profile': 'UEsDBBQAA...AAAAAgAJ4IlS2mGyT+QBgAAeBgAAAcAAAAAAAAAAAAAALSBJwAAAHVzZXIuanNQSwUGAAAAAAIAAgBqAAAA3AYAAAAA', 'keep_alive': True, ...}}

    def execute(self, driver_command, params=None):
>       result = self._base_execute(driver_command, params)

.tox/py36/lib/python3.6/site-packages/pytest_splinter/webdriver_patches.py:56: 
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 

self = <selenium.webdriver.remote.webdriver.WebDriver (session="None")>
driver_command = 'newSession'
params = {'capabilities': {'alwaysMatch': {'acceptInsecureCerts': True, 'browserName': 'firefox', 'firefox_profile': 'UEsDBBQAA...AAAAAgAJ4IlS2mGyT+QBgAAeBgAAAcAAAAAAAAAAAAAALSBJwAAAHVzZXIuanNQSwUGAAAAAAIAAgBqAAAA3AYAAAAA', 'keep_alive': True, ...}}

    def execute(self, driver_command, params=None):
        """
            Sends a command to be executed by a command.CommandExecutor.

            :Args:
             - driver_command: The name of the command to execute as a string.
             - params: A dictionary of named parameters to send with the command.

            :Returns:
              The command's JSON response loaded into a dictionary object.
            """
        if self.session_id is not None:
            if not params:
                params = {'sessionId': self.session_id}
            elif 'sessionId' not in params:
                params['sessionId'] = self.session_id

        params = self._wrap_value(params)
        response = self.command_executor.execute(driver_command, params)
        if response:
>           self.error_handler.check_response(response)

.tox/py36/lib/python3.6/site-packages/selenium/webdriver/remote/webdriver.py:252: 
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 

self = <selenium.webdriver.remote.errorhandler.ErrorHandler object at 0x7f68aee8f9b0>
response = {'status': 500, 'value': '{"status":13,"value":{"class":"java.lang.NullPointerException","stackTrace":[{"fileName":"Ha...n","lineNumber":590},{"fileName":"Thread.java","className":"java.lang.Thread","methodName":"run","lineNumber":748}]}}'}

    def check_response(self, response):
        """
            Checks that a JSON response from the WebDriver does not have an error.

            :Args:
             - response - The JSON response from the WebDriver server as a dictionary
               object.

            :Raises: If the response contains an error message.
            """
        status = response.get('status', None)
        if status is None or status == ErrorCode.SUCCESS:
            return
        value = None
        message = response.get("message", "")
        screen = response.get("screen", "")
        stacktrace = None
        if isinstance(status, int):
            value_json = response.get('value', None)
            if value_json and isinstance(value_json, basestring):
                import json
                try:
                    value = json.loads(value_json)
                    if len(value.keys()) == 1:
                        value = value['value']
                    status = value.get('error', None)
                    if status is None:
                        status = value["status"]
                        message = value["value"]
                        if not isinstance(message, basestring):
                            value = message
                            message = message.get('message')
                    else:
                        message = value.get('message', None)
                except ValueError:
                    pass

        exception_class = ErrorInResponseException
        if status in ErrorCode.NO_SUCH_ELEMENT:
            exception_class = NoSuchElementException
        elif status in ErrorCode.NO_SUCH_FRAME:
            exception_class = NoSuchFrameException
        elif status in ErrorCode.NO_SUCH_WINDOW:
            exception_class = NoSuchWindowException
        elif status in ErrorCode.STALE_ELEMENT_REFERENCE:
            exception_class = StaleElementReferenceException
        elif status in ErrorCode.ELEMENT_NOT_VISIBLE:
            exception_class = ElementNotVisibleException
        elif status in ErrorCode.INVALID_ELEMENT_STATE:
            exception_class = InvalidElementStateException
        elif status in ErrorCode.INVALID_SELECTOR \
                or status in ErrorCode.INVALID_XPATH_SELECTOR \
                or status in ErrorCode.INVALID_XPATH_SELECTOR_RETURN_TYPER:
            exception_class = InvalidSelectorException
        elif status in ErrorCode.ELEMENT_IS_NOT_SELECTABLE:
            exception_class = ElementNotSelectableException
        elif status in ErrorCode.ELEMENT_NOT_INTERACTABLE:
            exception_class = ElementNotInteractableException
        elif status in ErrorCode.INVALID_COOKIE_DOMAIN:
            exception_class = WebDriverException
        elif status in ErrorCode.UNABLE_TO_SET_COOKIE:
            exception_class = WebDriverException
        elif status in ErrorCode.TIMEOUT:
            exception_class = TimeoutException
        elif status in ErrorCode.SCRIPT_TIMEOUT:
            exception_class = TimeoutException
        elif status in ErrorCode.UNKNOWN_ERROR:
            exception_class = WebDriverException
        elif status in ErrorCode.UNEXPECTED_ALERT_OPEN:
            exception_class = UnexpectedAlertPresentException
        elif status in ErrorCode.NO_ALERT_OPEN:
            exception_class = NoAlertPresentException
        elif status in ErrorCode.IME_NOT_AVAILABLE:
            exception_class = ImeNotAvailableException
        elif status in ErrorCode.IME_ENGINE_ACTIVATION_FAILED:
            exception_class = ImeActivationFailedException
        elif status in ErrorCode.MOVE_TARGET_OUT_OF_BOUNDS:
            exception_class = MoveTargetOutOfBoundsException
        else:
            exception_class = WebDriverException
        if value == '' or value is None:
            value = response['value']
        if isinstance(value, basestring):
            if exception_class == ErrorInResponseException:
                raise exception_class(response, value)
            raise exception_class(value)
        if message == "" and 'message' in value:
            message = value['message']

        screen = None
        if 'screen' in value:
            screen = value['screen']

        stacktrace = None
        if 'stackTrace' in value and value['stackTrace']:
            stacktrace = []
            try:
                for frame in value['stackTrace']:
                    line = self._value_or_default(frame, 'lineNumber', '')
                    file = self._value_or_default(frame, 'fileName', '<anonymous>')
                    if line:
                        file = "%s:%s" % (file, line)
                    meth = self._value_or_default(frame, 'methodName', '<anonymous>')
                    if 'className' in frame:
                        meth = "%s.%s" % (frame['className'], meth)
                    msg = "    at %s (%s)"
                    msg = msg % (meth, file)
                    stacktrace.append(msg)
            except TypeError:
                pass
        if exception_class == ErrorInResponseException:
            raise exception_class(response, message)
        elif exception_class == UnexpectedAlertPresentException and 'alert' in value:
            raise exception_class(message, screen, stacktrace, value['alert'].get('text'))
>       raise exception_class(message, screen, stacktrace)
E       selenium.common.exceptions.WebDriverException: Message: None
E       Stacktrace:
E           at java.util.HashMap.putMapEntries (HashMap.java:500)
E           at java.util.HashMap.putAll (HashMap.java:784)
E           at org.openqa.selenium.remote.DesiredCapabilities.<init> (DesiredCapabilities.java:54)
E           at org.openqa.grid.web.servlet.handler.RequestHandler.process (RequestHandler.java:104)
E           at org.openqa.grid.web.servlet.DriverServlet.process (DriverServlet.java:83)
E           at org.openqa.grid.web.servlet.DriverServlet.doPost (DriverServlet.java:67)
E           at javax.servlet.http.HttpServlet.service (HttpServlet.java:707)
E           at javax.servlet.http.HttpServlet.service (HttpServlet.java:790)
E           at org.seleniumhq.jetty9.servlet.ServletHolder.handle (ServletHolder.java:841)
E           at org.seleniumhq.jetty9.servlet.ServletHandler.doHandle (ServletHandler.java:543)
E           at org.seleniumhq.jetty9.server.handler.ScopedHandler.nextHandle (ScopedHandler.java:188)
E           at org.seleniumhq.jetty9.server.session.SessionHandler.doHandle (SessionHandler.java:1584)
E           at org.seleniumhq.jetty9.server.handler.ScopedHandler.nextHandle (ScopedHandler.java:188)
E           at org.seleniumhq.jetty9.server.handler.ContextHandler.doHandle (ContextHandler.java:1228)
E           at org.seleniumhq.jetty9.server.handler.ScopedHandler.nextScope (ScopedHandler.java:168)
E           at org.seleniumhq.jetty9.servlet.ServletHandler.doScope (ServletHandler.java:481)
E           at org.seleniumhq.jetty9.server.session.SessionHandler.doScope (SessionHandler.java:1553)
E           at org.seleniumhq.jetty9.server.handler.ScopedHandler.nextScope (ScopedHandler.java:166)
E           at org.seleniumhq.jetty9.server.handler.ContextHandler.doScope (ContextHandler.java:1130)
E           at org.seleniumhq.jetty9.server.handler.ScopedHandler.handle (ScopedHandler.java:141)
E           at org.seleniumhq.jetty9.server.handler.HandlerWrapper.handle (HandlerWrapper.java:132)
E           at org.seleniumhq.jetty9.server.Server.handle (Server.java:564)
E           at org.seleniumhq.jetty9.server.HttpChannel.handle (HttpChannel.java:320)
E           at org.seleniumhq.jetty9.server.HttpConnection.onFillable (HttpConnection.java:251)
E           at org.seleniumhq.jetty9.io.AbstractConnection$ReadCallback.succeeded (AbstractConnection.java:279)
E           at org.seleniumhq.jetty9.io.FillInterest.fillable (FillInterest.java:112)
E           at org.seleniumhq.jetty9.io.ChannelEndPoint$2.run (ChannelEndPoint.java:124)
E           at org.seleniumhq.jetty9.util.thread.Invocable.invokePreferred (Invocable.java:122)
E           at org.seleniumhq.jetty9.util.thread.strategy.ExecutingExecutionStrategy.invoke (ExecutingExecutionStrategy.java:58)
E           at org.seleniumhq.jetty9.util.thread.strategy.ExecuteProduceConsume.produceConsume (ExecuteProduceConsume.java:201)
E           at org.seleniumhq.jetty9.util.thread.strategy.ExecuteProduceConsume.run (ExecuteProduceConsume.java:133)
E           at org.seleniumhq.jetty9.util.thread.QueuedThreadPool.runJob (QueuedThreadPool.java:672)
E           at org.seleniumhq.jetty9.util.thread.QueuedThreadPool$2.run (QueuedThreadPool.java:590)
E           at java.lang.Thread.run (Thread.java:748)

.tox/py36/lib/python3.6/site-packages/selenium/webdriver/remote/errorhandler.py:194: WebDriverException

During handling of the above exception, another exception occurred:

splinter_webdriver = 'remote', retry_count = 2

    def get_browser(splinter_webdriver, retry_count=3):
        kwargs = get_args(driver=splinter_webdriver,
                          download_dir=splinter_file_download_dir,
                          download_ftypes=splinter_download_file_types,
                          firefox_pref=splinter_firefox_profile_preferences,
                          firefox_prof_dir=splinter_firefox_profile_directory,
                          remote_url=splinter_remote_url,
                          executable=splinter_webdriver_executable,
                          driver_kwargs=splinter_driver_kwargs)
        try:
            return splinter_browser_class(
                splinter_webdriver, visit_condition=splinter_browser_load_condition,
                visit_condition_timeout=splinter_browser_load_timeout,
>               wait_time=splinter_wait_time, **kwargs
            )

.tox/py36/lib/python3.6/site-packages/pytest_splinter/plugin.py:485: 
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 

args = ('remote',)
kwargs = {'browser': 'Firefox', 'firefox_profile': 'UEsDBBQAAAAIAGmNIUsAAAAAAgAAAAAAAAAHAAAALm1hcmtlcgMAUEsDBBQAAAAIACeCJUtphsk...AAAAAALSBJwAAAHVzZXIuanNQSwUGAAAAAAIAAgBqAAAA3AYAAAAA', 'keep_alive': True, 'url': 'http://localhost:4444/wd/hub', ...}
visit_condition = <function splinter_browser_load_condition.<locals>.<lambda> at 0x7f68b052fd08>
visit_condition_timeout = 10

    def Browser(*args, **kwargs):
        """Emulate splinter's Browser."""
        visit_condition = kwargs.pop('visit_condition')
        visit_condition_timeout = kwargs.pop('visit_condition_timeout')
>       browser = splinter.Browser(*args, **kwargs)

.tox/py36/lib/python3.6/site-packages/pytest_splinter/plugin.py:68: 
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 

driver_name = 'remote', args = ()
kwargs = {'browser': 'Firefox', 'firefox_profile': 'UEsDBBQAAAAIAGmNIUsAAAAAAgAAAAAAAAAHAAAALm1hcmtlcgMAUEsDBBQAAAAIACeCJUtphsk...AAAAAALSBJwAAAHVzZXIuanNQSwUGAAAAAAIAAgBqAAAA3AYAAAAA', 'keep_alive': True, 'url': 'http://localhost:4444/wd/hub', ...}
driver = <class 'splinter.driver.webdriver.remote.WebDriver'>

    def Browser(driver_name='firefox', *args, **kwargs):
        """
        Returns a driver instance for the given name.

        When working with ``firefox``, it's possible to provide a profile name
        and a list of extensions.

        If you don't provide any driver_name, then ``firefox`` will be used.

        If there is no driver registered with the provided ``driver_name``, this
        function will raise a :class:`splinter.exceptions.DriverNotFoundError`
        exception.
        """

        try:
            driver = _DRIVERS[driver_name]
        except KeyError:
            raise DriverNotFoundError("No driver for %s" % driver_name)
>       return driver(*args, **kwargs)

.tox/py36/lib/python3.6/site-packages/splinter/browser.py:63: 
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 

self = <splinter.driver.webdriver.remote.WebDriver object at 0x7f68aee8ff98>
url = 'http://localhost:4444/wd/hub', browser = 'Firefox', wait_time = 5
ability_args = {'firefox_profile': 'UEsDBBQAAAAIAGmNIUsAAAAAAgAAAAAAAAAHAAAALm1hcmtlcgMAUEsDBBQAAAAIACeCJUtphsk/kAYAAHgYAAAHAAAAdXNlc...BAhQDFAAAAAgAJ4IlS2mGyT+QBgAAeBgAAAcAAAAAAAAAAAAAALSBJwAAAHVzZXIuanNQSwUGAAAAAAIAAgBqAAAA3AYAAAAA', 'keep_alive': True}
browsername = 'FIREFOX'
abilities = {'acceptInsecureCerts': True, 'browserName': 'firefox', 'firefox_profile': 'UEsDBBQAAAAIAGmNIUsAAAAAAgAAAAAAAAAHAAAALm...FAAAAAgAJ4IlS2mGyT+QBgAAeBgAAAcAAAAAAAAAAAAAALSBJwAAAHVzZXIuanNQSwUGAAAAAAIAAgBqAAAA3AYAAAAA', 'keep_alive': True, ...}

    def __init__(self, url=DEFAULT_URL, browser='firefox', wait_time=2, **ability_args):
        browsername = browser.upper()
        # Handle case where user specifies IE with a space in it
        if browsername == 'INTERNET EXPLORER':
            browsername = 'INTERNETEXPLORER'
        abilities = getattr(DesiredCapabilities, browsername, {})
        abilities.update(ability_args)

>       self.driver = Remote(url, abilities)

.tox/py36/lib/python3.6/site-packages/splinter/driver/webdriver/remote.py:27: 
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 

self = <selenium.webdriver.remote.webdriver.WebDriver (session="None")>
args = ('http://localhost:4444/wd/hub', {'acceptInsecureCerts': True, 'browserName': 'firefox', 'firefox_profile': 'UEsDBBQAA...AAAAAgAJ4IlS2mGyT+QBgAAeBgAAAcAAAAAAAAAAAAAALSBJwAAAHVzZXIuanNQSwUGAAAAAAIAAgBqAAAA3AYAAAAA', 'keep_alive': True, ...})
kwargs = {'keep_alive': True}

    def __init__(self, *args, **kwargs):
        """Set keep_alive to True."""
        kwargs['keep_alive'] = True
>       return old_init(self, *args, **kwargs)

.tox/py36/lib/python3.6/site-packages/pytest_splinter/webdriver_patches.py:31: 
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 

self = <selenium.webdriver.remote.webdriver.WebDriver (session="None")>
command_executor = 'http://localhost:4444/wd/hub'
desired_capabilities = {'acceptInsecureCerts': True, 'browserName': 'firefox', 'firefox_profile': 'UEsDBBQAAAAIAGmNIUsAAAAAAgAAAAAAAAAHAAAALm...FAAAAAgAJ4IlS2mGyT+QBgAAeBgAAAcAAAAAAAAAAAAAALSBJwAAAHVzZXIuanNQSwUGAAAAAAIAAgBqAAAA3AYAAAAA', 'keep_alive': True, ...}
browser_profile = None, proxy = None, keep_alive = True, file_detector = None

    def __init__(self, command_executor='http://127.0.0.1:4444/wd/hub',
                 desired_capabilities=None, browser_profile=None, proxy=None,
                 keep_alive=False, file_detector=None):
        """
            Create a new driver that will issue commands using the wire protocol.

            :Args:
             - command_executor - Either a string representing URL of the remote server or a custom
                 remote_connection.RemoteConnection object. Defaults to 'http://127.0.0.1:4444/wd/hub'.
             - desired_capabilities - A dictionary of capabilities to request when
                 starting the browser session. Required parameter.
             - browser_profile - A selenium.webdriver.firefox.firefox_profile.FirefoxProfile object.
                 Only used if Firefox is requested. Optional.
             - proxy - A selenium.webdriver.common.proxy.Proxy object. The browser session will
                 be started with given proxy settings, if possible. Optional.
             - keep_alive - Whether to configure remote_connection.RemoteConnection to use
                 HTTP keep-alive. Defaults to False.
             - file_detector - Pass custom file detector object during instantiation. If None,
                 then default LocalFileDetector() will be used.
            """
        if desired_capabilities is None:
            raise WebDriverException("Desired Capabilities can't be None")
        if not isinstance(desired_capabilities, dict):
            raise WebDriverException("Desired Capabilities must be a dictionary")
        if proxy is not None:
            warnings.warn("Please use FirefoxOptions to set proxy",
                          DeprecationWarning)
            proxy.add_to_capabilities(desired_capabilities)
        self.command_executor = command_executor
        if type(self.command_executor) is bytes or isinstance(self.command_executor, str):
            self.command_executor = RemoteConnection(command_executor, keep_alive=keep_alive)
        self._is_remote = True
        self.session_id = None
        self.capabilities = {}
        self.error_handler = ErrorHandler()
        self.start_client()
        if browser_profile is not None:
            warnings.warn("Please use FirefoxOptions to set browser profile",
                          DeprecationWarning)
>       self.start_session(desired_capabilities, browser_profile)

.tox/py36/lib/python3.6/site-packages/selenium/webdriver/remote/webdriver.py:98: 
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 

self = <selenium.webdriver.remote.webdriver.WebDriver (session="None")>
capabilities = {'acceptInsecureCerts': True, 'browserName': 'firefox', 'firefox_profile': 'UEsDBBQAAAAIAGmNIUsAAAAAAgAAAAAAAAAHAAAALm...FAAAAAgAJ4IlS2mGyT+QBgAAeBgAAAcAAAAAAAAAAAAAALSBJwAAAHVzZXIuanNQSwUGAAAAAAIAAgBqAAAA3AYAAAAA', 'keep_alive': True, ...}
browser_profile = None

    def start_session(self, capabilities, browser_profile=None):
        """
            Creates a new session with the desired capabilities.

            :Args:
             - browser_name - The name of the browser to request.
             - version - Which browser version to request.
             - platform - Which platform to request the browser on.
             - javascript_enabled - Whether the new session should support JavaScript.
             - browser_profile - A selenium.webdriver.firefox.firefox_profile.FirefoxProfile object. Only used if Firefox is requested.
            """
        if not isinstance(capabilities, dict):
            raise InvalidArgumentException("Capabilities must be a dictionary")
        w3c_caps = {"firstMatch": [], "alwaysMatch": {}}
        if browser_profile:
            if "moz:firefoxOptions" in capabilities:
                capabilities["moz:firefoxOptions"]["profile"] = browser_profile.encoded
            else:
                capabilities['desiredCapabilities'].update({'firefox_profile': browser_profile.encoded})
        w3c_caps["alwaysMatch"].update(capabilities)
        parameters = {"capabilities": w3c_caps,
                      "desiredCapabilities": capabilities}
>       response = self.execute(Command.NEW_SESSION, parameters)

.tox/py36/lib/python3.6/site-packages/selenium/webdriver/remote/webdriver.py:188: 
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 

self = <selenium.webdriver.remote.webdriver.WebDriver (session="None")>
driver_command = 'newSession'
params = {'capabilities': {'alwaysMatch': {'acceptInsecureCerts': True, 'browserName': 'firefox', 'firefox_profile': 'UEsDBBQAA...AAAAAgAJ4IlS2mGyT+QBgAAeBgAAAcAAAAAAAAAAAAAALSBJwAAAHVzZXIuanNQSwUGAAAAAAIAAgBqAAAA3AYAAAAA', 'keep_alive': True, ...}}

    def execute(self, driver_command, params=None):
>       result = self._base_execute(driver_command, params)

.tox/py36/lib/python3.6/site-packages/pytest_splinter/webdriver_patches.py:56: 
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 

self = <selenium.webdriver.remote.webdriver.WebDriver (session="None")>
driver_command = 'newSession'
params = {'capabilities': {'alwaysMatch': {'acceptInsecureCerts': True, 'browserName': 'firefox', 'firefox_profile': 'UEsDBBQAA...AAAAAgAJ4IlS2mGyT+QBgAAeBgAAAcAAAAAAAAAAAAAALSBJwAAAHVzZXIuanNQSwUGAAAAAAIAAgBqAAAA3AYAAAAA', 'keep_alive': True, ...}}

    def execute(self, driver_command, params=None):
        """
            Sends a command to be executed by a command.CommandExecutor.

            :Args:
             - driver_command: The name of the command to execute as a string.
             - params: A dictionary of named parameters to send with the command.

            :Returns:
              The command's JSON response loaded into a dictionary object.
            """
        if self.session_id is not None:
            if not params:
                params = {'sessionId': self.session_id}
            elif 'sessionId' not in params:
                params['sessionId'] = self.session_id

        params = self._wrap_value(params)
        response = self.command_executor.execute(driver_command, params)
        if response:
>           self.error_handler.check_response(response)

.tox/py36/lib/python3.6/site-packages/selenium/webdriver/remote/webdriver.py:252: 
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 

self = <selenium.webdriver.remote.errorhandler.ErrorHandler object at 0x7f68aee2ccf8>
response = {'status': 500, 'value': '{"status":13,"value":{"class":"java.lang.NullPointerException","stackTrace":[{"fileName":"Ha...n","lineNumber":590},{"fileName":"Thread.java","className":"java.lang.Thread","methodName":"run","lineNumber":748}]}}'}

    def check_response(self, response):
        """
            Checks that a JSON response from the WebDriver does not have an error.

            :Args:
             - response - The JSON response from the WebDriver server as a dictionary
               object.

            :Raises: If the response contains an error message.
            """
        status = response.get('status', None)
        if status is None or status == ErrorCode.SUCCESS:
            return
        value = None
        message = response.get("message", "")
        screen = response.get("screen", "")
        stacktrace = None
        if isinstance(status, int):
            value_json = response.get('value', None)
            if value_json and isinstance(value_json, basestring):
                import json
                try:
                    value = json.loads(value_json)
                    if len(value.keys()) == 1:
                        value = value['value']
                    status = value.get('error', None)
                    if status is None:
                        status = value["status"]
                        message = value["value"]
                        if not isinstance(message, basestring):
                            value = message
                            message = message.get('message')
                    else:
                        message = value.get('message', None)
                except ValueError:
                    pass

        exception_class = ErrorInResponseException
        if status in ErrorCode.NO_SUCH_ELEMENT:
            exception_class = NoSuchElementException
        elif status in ErrorCode.NO_SUCH_FRAME:
            exception_class = NoSuchFrameException
        elif status in ErrorCode.NO_SUCH_WINDOW:
            exception_class = NoSuchWindowException
        elif status in ErrorCode.STALE_ELEMENT_REFERENCE:
            exception_class = StaleElementReferenceException
        elif status in ErrorCode.ELEMENT_NOT_VISIBLE:
            exception_class = ElementNotVisibleException
        elif status in ErrorCode.INVALID_ELEMENT_STATE:
            exception_class = InvalidElementStateException
        elif status in ErrorCode.INVALID_SELECTOR \
                or status in ErrorCode.INVALID_XPATH_SELECTOR \
                or status in ErrorCode.INVALID_XPATH_SELECTOR_RETURN_TYPER:
            exception_class = InvalidSelectorException
        elif status in ErrorCode.ELEMENT_IS_NOT_SELECTABLE:
            exception_class = ElementNotSelectableException
        elif status in ErrorCode.ELEMENT_NOT_INTERACTABLE:
            exception_class = ElementNotInteractableException
        elif status in ErrorCode.INVALID_COOKIE_DOMAIN:
            exception_class = WebDriverException
        elif status in ErrorCode.UNABLE_TO_SET_COOKIE:
            exception_class = WebDriverException
        elif status in ErrorCode.TIMEOUT:
            exception_class = TimeoutException
        elif status in ErrorCode.SCRIPT_TIMEOUT:
            exception_class = TimeoutException
        elif status in ErrorCode.UNKNOWN_ERROR:
            exception_class = WebDriverException
        elif status in ErrorCode.UNEXPECTED_ALERT_OPEN:
            exception_class = UnexpectedAlertPresentException
        elif status in ErrorCode.NO_ALERT_OPEN:
            exception_class = NoAlertPresentException
        elif status in ErrorCode.IME_NOT_AVAILABLE:
            exception_class = ImeNotAvailableException
        elif status in ErrorCode.IME_ENGINE_ACTIVATION_FAILED:
            exception_class = ImeActivationFailedException
        elif status in ErrorCode.MOVE_TARGET_OUT_OF_BOUNDS:
            exception_class = MoveTargetOutOfBoundsException
        else:
            exception_class = WebDriverException
        if value == '' or value is None:
            value = response['value']
        if isinstance(value, basestring):
            if exception_class == ErrorInResponseException:
                raise exception_class(response, value)
            raise exception_class(value)
        if message == "" and 'message' in value:
            message = value['message']

        screen = None
        if 'screen' in value:
            screen = value['screen']

        stacktrace = None
        if 'stackTrace' in value and value['stackTrace']:
            stacktrace = []
            try:
                for frame in value['stackTrace']:
                    line = self._value_or_default(frame, 'lineNumber', '')
                    file = self._value_or_default(frame, 'fileName', '<anonymous>')
                    if line:
                        file = "%s:%s" % (file, line)
                    meth = self._value_or_default(frame, 'methodName', '<anonymous>')
                    if 'className' in frame:
                        meth = "%s.%s" % (frame['className'], meth)
                    msg = "    at %s (%s)"
                    msg = msg % (meth, file)
                    stacktrace.append(msg)
            except TypeError:
                pass
        if exception_class == ErrorInResponseException:
            raise exception_class(response, message)
        elif exception_class == UnexpectedAlertPresentException and 'alert' in value:
            raise exception_class(message, screen, stacktrace, value['alert'].get('text'))
>       raise exception_class(message, screen, stacktrace)
E       selenium.common.exceptions.WebDriverException: Message: None
E       Stacktrace:
E           at java.util.HashMap.putMapEntries (HashMap.java:500)
E           at java.util.HashMap.putAll (HashMap.java:784)
E           at org.openqa.selenium.remote.DesiredCapabilities.<init> (DesiredCapabilities.java:54)
E           at org.openqa.grid.web.servlet.handler.RequestHandler.process (RequestHandler.java:104)
E           at org.openqa.grid.web.servlet.DriverServlet.process (DriverServlet.java:83)
E           at org.openqa.grid.web.servlet.DriverServlet.doPost (DriverServlet.java:67)
E           at javax.servlet.http.HttpServlet.service (HttpServlet.java:707)
E           at javax.servlet.http.HttpServlet.service (HttpServlet.java:790)
E           at org.seleniumhq.jetty9.servlet.ServletHolder.handle (ServletHolder.java:841)
E           at org.seleniumhq.jetty9.servlet.ServletHandler.doHandle (ServletHandler.java:543)
E           at org.seleniumhq.jetty9.server.handler.ScopedHandler.nextHandle (ScopedHandler.java:188)
E           at org.seleniumhq.jetty9.server.session.SessionHandler.doHandle (SessionHandler.java:1584)
E           at org.seleniumhq.jetty9.server.handler.ScopedHandler.nextHandle (ScopedHandler.java:188)
E           at org.seleniumhq.jetty9.server.handler.ContextHandler.doHandle (ContextHandler.java:1228)
E           at org.seleniumhq.jetty9.server.handler.ScopedHandler.nextScope (ScopedHandler.java:168)
E           at org.seleniumhq.jetty9.servlet.ServletHandler.doScope (ServletHandler.java:481)
E           at org.seleniumhq.jetty9.server.session.SessionHandler.doScope (SessionHandler.java:1553)
E           at org.seleniumhq.jetty9.server.handler.ScopedHandler.nextScope (ScopedHandler.java:166)
E           at org.seleniumhq.jetty9.server.handler.ContextHandler.doScope (ContextHandler.java:1130)
E           at org.seleniumhq.jetty9.server.handler.ScopedHandler.handle (ScopedHandler.java:141)
E           at org.seleniumhq.jetty9.server.handler.HandlerWrapper.handle (HandlerWrapper.java:132)
E           at org.seleniumhq.jetty9.server.Server.handle (Server.java:564)
E           at org.seleniumhq.jetty9.server.HttpChannel.handle (HttpChannel.java:320)
E           at org.seleniumhq.jetty9.server.HttpConnection.onFillable (HttpConnection.java:251)
E           at org.seleniumhq.jetty9.io.AbstractConnection$ReadCallback.succeeded (AbstractConnection.java:279)
E           at org.seleniumhq.jetty9.io.FillInterest.fillable (FillInterest.java:112)
E           at org.seleniumhq.jetty9.io.ChannelEndPoint$2.run (ChannelEndPoint.java:124)
E           at org.seleniumhq.jetty9.util.thread.Invocable.invokePreferred (Invocable.java:122)
E           at org.seleniumhq.jetty9.util.thread.strategy.ExecutingExecutionStrategy.invoke (ExecutingExecutionStrategy.java:58)
E           at org.seleniumhq.jetty9.util.thread.strategy.ExecuteProduceConsume.produceConsume (ExecuteProduceConsume.java:201)
E           at org.seleniumhq.jetty9.util.thread.strategy.ExecuteProduceConsume.run (ExecuteProduceConsume.java:133)
E           at org.seleniumhq.jetty9.util.thread.QueuedThreadPool.runJob (QueuedThreadPool.java:672)
E           at org.seleniumhq.jetty9.util.thread.QueuedThreadPool$2.run (QueuedThreadPool.java:590)
E           at java.lang.Thread.run (Thread.java:748)

.tox/py36/lib/python3.6/site-packages/selenium/webdriver/remote/errorhandler.py:194: WebDriverException

During handling of the above exception, another exception occurred:

request = <FixtureRequest for <Function 'test_successfull_login[skin1]'>>

    @scenario("Successful login")
>   def test_successfull_login():

pcm2_qa/tests/functional/test_login.py:13: 
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 
.tox/py36/lib/python3.6/site-packages/pytest_bdd/scenario.py:195: in _execute_scenario
    _execute_step_function(request, scenario, step, step_func)
.tox/py36/lib/python3.6/site-packages/pytest_bdd/scenario.py:137: in _execute_step_function
    step_func(**kwargs)
.tox/py36/lib/python3.6/site-packages/pytest_bdd/steps.py:165: in step_func
    result = get_fixture_value(request, func.__name__)
.tox/py36/lib/python3.6/site-packages/pytest_bdd/utils.py:36: in get_fixture_value
    return getfixturevalue(name)
.tox/py36/lib/python3.6/site-packages/_pytest/fixtures.py:440: in getfixturevalue
    return self._get_active_fixturedef(argname).cached_result[0]
.tox/py36/lib/python3.6/site-packages/_pytest/fixtures.py:465: in _get_active_fixturedef
    result = self._getfixturevalue(fixturedef)
.tox/py36/lib/python3.6/site-packages/_pytest/fixtures.py:530: in _getfixturevalue
    val = fixturedef.execute(request=subrequest)
.tox/py36/lib/python3.6/site-packages/_pytest/fixtures.py:767: in execute
    fixturedef = request._get_active_fixturedef(argname)
.tox/py36/lib/python3.6/site-packages/_pytest/fixtures.py:465: in _get_active_fixturedef
    result = self._getfixturevalue(fixturedef)
.tox/py36/lib/python3.6/site-packages/_pytest/fixtures.py:530: in _getfixturevalue
    val = fixturedef.execute(request=subrequest)
.tox/py36/lib/python3.6/site-packages/_pytest/fixtures.py:767: in execute
    fixturedef = request._get_active_fixturedef(argname)
.tox/py36/lib/python3.6/site-packages/_pytest/fixtures.py:465: in _get_active_fixturedef
    result = self._getfixturevalue(fixturedef)
.tox/py36/lib/python3.6/site-packages/_pytest/fixtures.py:530: in _getfixturevalue
    val = fixturedef.execute(request=subrequest)
.tox/py36/lib/python3.6/site-packages/_pytest/fixtures.py:767: in execute
    fixturedef = request._get_active_fixturedef(argname)
.tox/py36/lib/python3.6/site-packages/_pytest/fixtures.py:465: in _get_active_fixturedef
    result = self._getfixturevalue(fixturedef)
.tox/py36/lib/python3.6/site-packages/_pytest/fixtures.py:530: in _getfixturevalue
    val = fixturedef.execute(request=subrequest)
.tox/py36/lib/python3.6/site-packages/_pytest/fixtures.py:767: in execute
    fixturedef = request._get_active_fixturedef(argname)
.tox/py36/lib/python3.6/site-packages/_pytest/fixtures.py:465: in _get_active_fixturedef
    result = self._getfixturevalue(fixturedef)
.tox/py36/lib/python3.6/site-packages/_pytest/fixtures.py:530: in _getfixturevalue
    val = fixturedef.execute(request=subrequest)
.tox/py36/lib/python3.6/site-packages/_pytest/fixtures.py:786: in execute
    return ihook.pytest_fixture_setup(fixturedef=self, request=request)
.tox/py36/lib/python3.6/site-packages/_pytest/vendored_packages/pluggy.py:745: in __call__
    return self._hookexec(self, self._nonwrappers + self._wrappers, kwargs)
.tox/py36/lib/python3.6/site-packages/_pytest/vendored_packages/pluggy.py:339: in _hookexec
    return self._inner_hookexec(hook, methods, kwargs)
.tox/py36/lib/python3.6/site-packages/_pytest/vendored_packages/pluggy.py:334: in <lambda>
    _MultiCall(methods, kwargs, hook.spec_opts).execute()
.tox/py36/lib/python3.6/site-packages/_pytest/vendored_packages/pluggy.py:613: in execute
    return _wrapped_call(hook_impl.function(*args), self.execute)
.tox/py36/lib/python3.6/site-packages/_pytest/vendored_packages/pluggy.py:254: in _wrapped_call
    return call_outcome.get_result()
.tox/py36/lib/python3.6/site-packages/_pytest/vendored_packages/pluggy.py:279: in get_result
    raise ex[1].with_traceback(ex[2])
.tox/py36/lib/python3.6/site-packages/_pytest/vendored_packages/pluggy.py:265: in __init__
    self.result = func()
.tox/py36/lib/python3.6/site-packages/_pytest/vendored_packages/pluggy.py:614: in execute
    res = hook_impl.function(*args)
.tox/py36/lib/python3.6/site-packages/_pytest/fixtures.py:816: in pytest_fixture_setup
    result = call_fixture_func(fixturefunc, request, kwargs)
.tox/py36/lib/python3.6/site-packages/_pytest/fixtures.py:721: in call_fixture_func
    res = fixturefunc(**kwargs)
.tox/py36/lib/python3.6/site-packages/pytest_splinter/plugin.py:571: in browser
    return browser_instance_getter(request, browser)
.tox/py36/lib/python3.6/site-packages/pytest_splinter/plugin.py:504: in prepare_browser
    browser = browser_pool[browser_key] = get_browser(splinter_webdriver)
.tox/py36/lib/python3.6/site-packages/pytest_splinter/plugin.py:489: in get_browser
    return get_browser(splinter_webdriver, retry_count - 1)
.tox/py36/lib/python3.6/site-packages/pytest_splinter/plugin.py:489: in get_browser
    return get_browser(splinter_webdriver, retry_count - 1)
.tox/py36/lib/python3.6/site-packages/pytest_splinter/plugin.py:485: in get_browser
    wait_time=splinter_wait_time, **kwargs
.tox/py36/lib/python3.6/site-packages/pytest_splinter/plugin.py:68: in Browser
    browser = splinter.Browser(*args, **kwargs)
.tox/py36/lib/python3.6/site-packages/splinter/browser.py:63: in Browser
    return driver(*args, **kwargs)
.tox/py36/lib/python3.6/site-packages/splinter/driver/webdriver/remote.py:27: in __init__
    self.driver = Remote(url, abilities)
.tox/py36/lib/python3.6/site-packages/pytest_splinter/webdriver_patches.py:31: in __init__
    return old_init(self, *args, **kwargs)
.tox/py36/lib/python3.6/site-packages/selenium/webdriver/remote/webdriver.py:98: in __init__
    self.start_session(desired_capabilities, browser_profile)
.tox/py36/lib/python3.6/site-packages/selenium/webdriver/remote/webdriver.py:188: in start_session
    response = self.execute(Command.NEW_SESSION, parameters)
.tox/py36/lib/python3.6/site-packages/pytest_splinter/webdriver_patches.py:56: in execute
    result = self._base_execute(driver_command, params)
.tox/py36/lib/python3.6/site-packages/selenium/webdriver/remote/webdriver.py:252: in execute
    self.error_handler.check_response(response)
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 

self = <selenium.webdriver.remote.errorhandler.ErrorHandler object at 0x7f68aeef0630>
response = {'status': 500, 'value': '{"status":13,"value":{"class":"java.lang.NullPointerException","stackTrace":[{"fileName":"Ha...n","lineNumber":590},{"fileName":"Thread.java","className":"java.lang.Thread","methodName":"run","lineNumber":748}]}}'}

    def check_response(self, response):
        """
            Checks that a JSON response from the WebDriver does not have an error.

            :Args:
             - response - The JSON response from the WebDriver server as a dictionary
               object.

            :Raises: If the response contains an error message.
            """
        status = response.get('status', None)
        if status is None or status == ErrorCode.SUCCESS:
            return
        value = None
        message = response.get("message", "")
        screen = response.get("screen", "")
        stacktrace = None
        if isinstance(status, int):
            value_json = response.get('value', None)
            if value_json and isinstance(value_json, basestring):
                import json
                try:
                    value = json.loads(value_json)
                    if len(value.keys()) == 1:
                        value = value['value']
                    status = value.get('error', None)
                    if status is None:
                        status = value["status"]
                        message = value["value"]
                        if not isinstance(message, basestring):
                            value = message
                            message = message.get('message')
                    else:
                        message = value.get('message', None)
                except ValueError:
                    pass

        exception_class = ErrorInResponseException
        if status in ErrorCode.NO_SUCH_ELEMENT:
            exception_class = NoSuchElementException
        elif status in ErrorCode.NO_SUCH_FRAME:
            exception_class = NoSuchFrameException
        elif status in ErrorCode.NO_SUCH_WINDOW:
            exception_class = NoSuchWindowException
        elif status in ErrorCode.STALE_ELEMENT_REFERENCE:
            exception_class = StaleElementReferenceException
        elif status in ErrorCode.ELEMENT_NOT_VISIBLE:
            exception_class = ElementNotVisibleException
        elif status in ErrorCode.INVALID_ELEMENT_STATE:
            exception_class = InvalidElementStateException
        elif status in ErrorCode.INVALID_SELECTOR \
                or status in ErrorCode.INVALID_XPATH_SELECTOR \
                or status in ErrorCode.INVALID_XPATH_SELECTOR_RETURN_TYPER:
            exception_class = InvalidSelectorException
        elif status in ErrorCode.ELEMENT_IS_NOT_SELECTABLE:
            exception_class = ElementNotSelectableException
        elif status in ErrorCode.ELEMENT_NOT_INTERACTABLE:
            exception_class = ElementNotInteractableException
        elif status in ErrorCode.INVALID_COOKIE_DOMAIN:
            exception_class = WebDriverException
        elif status in ErrorCode.UNABLE_TO_SET_COOKIE:
            exception_class = WebDriverException
        elif status in ErrorCode.TIMEOUT:
            exception_class = TimeoutException
        elif status in ErrorCode.SCRIPT_TIMEOUT:
            exception_class = TimeoutException
        elif status in ErrorCode.UNKNOWN_ERROR:
            exception_class = WebDriverException
        elif status in ErrorCode.UNEXPECTED_ALERT_OPEN:
            exception_class = UnexpectedAlertPresentException
        elif status in ErrorCode.NO_ALERT_OPEN:
            exception_class = NoAlertPresentException
        elif status in ErrorCode.IME_NOT_AVAILABLE:
            exception_class = ImeNotAvailableException
        elif status in ErrorCode.IME_ENGINE_ACTIVATION_FAILED:
            exception_class = ImeActivationFailedException
        elif status in ErrorCode.MOVE_TARGET_OUT_OF_BOUNDS:
            exception_class = MoveTargetOutOfBoundsException
        else:
            exception_class = WebDriverException
        if value == '' or value is None:
            value = response['value']
        if isinstance(value, basestring):
            if exception_class == ErrorInResponseException:
                raise exception_class(response, value)
            raise exception_class(value)
        if message == "" and 'message' in value:
            message = value['message']

        screen = None
        if 'screen' in value:
            screen = value['screen']

        stacktrace = None
        if 'stackTrace' in value and value['stackTrace']:
            stacktrace = []
            try:
                for frame in value['stackTrace']:
                    line = self._value_or_default(frame, 'lineNumber', '')
                    file = self._value_or_default(frame, 'fileName', '<anonymous>')
                    if line:
                        file = "%s:%s" % (file, line)
                    meth = self._value_or_default(frame, 'methodName', '<anonymous>')
                    if 'className' in frame:
                        meth = "%s.%s" % (frame['className'], meth)
                    msg = "    at %s (%s)"
                    msg = msg % (meth, file)
                    stacktrace.append(msg)
            except TypeError:
                pass
        if exception_class == ErrorInResponseException:
            raise exception_class(response, message)
        elif exception_class == UnexpectedAlertPresentException and 'alert' in value:
            raise exception_class(message, screen, stacktrace, value['alert'].get('text'))
>       raise exception_class(message, screen, stacktrace)
E       selenium.common.exceptions.WebDriverException: Message: None
E       Stacktrace:
E           at java.util.HashMap.putMapEntries (HashMap.java:500)
E           at java.util.HashMap.putAll (HashMap.java:784)
E           at org.openqa.selenium.remote.DesiredCapabilities.<init> (DesiredCapabilities.java:54)
E           at org.openqa.grid.web.servlet.handler.RequestHandler.process (RequestHandler.java:104)
E           at org.openqa.grid.web.servlet.DriverServlet.process (DriverServlet.java:83)
E           at org.openqa.grid.web.servlet.DriverServlet.doPost (DriverServlet.java:67)
E           at javax.servlet.http.HttpServlet.service (HttpServlet.java:707)
E           at javax.servlet.http.HttpServlet.service (HttpServlet.java:790)
E           at org.seleniumhq.jetty9.servlet.ServletHolder.handle (ServletHolder.java:841)
E           at org.seleniumhq.jetty9.servlet.ServletHandler.doHandle (ServletHandler.java:543)
E           at org.seleniumhq.jetty9.server.handler.ScopedHandler.nextHandle (ScopedHandler.java:188)
E           at org.seleniumhq.jetty9.server.session.SessionHandler.doHandle (SessionHandler.java:1584)
E           at org.seleniumhq.jetty9.server.handler.ScopedHandler.nextHandle (ScopedHandler.java:188)
E           at org.seleniumhq.jetty9.server.handler.ContextHandler.doHandle (ContextHandler.java:1228)
E           at org.seleniumhq.jetty9.server.handler.ScopedHandler.nextScope (ScopedHandler.java:168)
E           at org.seleniumhq.jetty9.servlet.ServletHandler.doScope (ServletHandler.java:481)
E           at org.seleniumhq.jetty9.server.session.SessionHandler.doScope (SessionHandler.java:1553)
E           at org.seleniumhq.jetty9.server.handler.ScopedHandler.nextScope (ScopedHandler.java:166)
E           at org.seleniumhq.jetty9.server.handler.ContextHandler.doScope (ContextHandler.java:1130)
E           at org.seleniumhq.jetty9.server.handler.ScopedHandler.handle (ScopedHandler.java:141)
E           at org.seleniumhq.jetty9.server.handler.HandlerWrapper.handle (HandlerWrapper.java:132)
E           at org.seleniumhq.jetty9.server.Server.handle (Server.java:564)
E           at org.seleniumhq.jetty9.server.HttpChannel.handle (HttpChannel.java:320)
E           at org.seleniumhq.jetty9.server.HttpConnection.onFillable (HttpConnection.java:251)
E           at org.seleniumhq.jetty9.io.AbstractConnection$ReadCallback.succeeded (AbstractConnection.java:279)
E           at org.seleniumhq.jetty9.io.FillInterest.fillable (FillInterest.java:112)
E           at org.seleniumhq.jetty9.io.ChannelEndPoint$2.run (ChannelEndPoint.java:124)
E           at org.seleniumhq.jetty9.util.thread.QueuedThreadPool.runJob (QueuedThreadPool.java:672)
E           at org.seleniumhq.jetty9.util.thread.QueuedThreadPool$2.run (QueuedThreadPool.java:590)
E           at java.lang.Thread.run (Thread.java:748)

.tox/py36/lib/python3.6/site-packages/selenium/webdriver/remote/errorhandler.py:194: WebDriverException
============================= 331 tests deselected =============================
=================== 1 failed, 331 deselected in 5.65 seconds ===================
ERROR: InvocationError: '/home/davide/workspaces/pcm2_qa/.tox/py36/bin/py.test --splinter-webdriver=remote --variables=credentials/credentials-DEV-pcmw.yml --splinter-remote-url=http://localhost:4444/wd/hub -m login -k skin1 --variables capabilities/browsers/firefox/FIREFOX.json'
___________________________________ summary ____________________________________
ERROR:   py36: commands failed

Any idea? Thanks in advance!

Hi @elgalu,

thanks but now I get a different error:

$ tox --recreate -epy36 -- --splinter-webdriver=remote --variables=credentials/credentials-DEV-pcmw.yml --splinter-remote-url=http://localhost:4444/wd/hub/ -m login -k skin1 --variables capabilities/browsers/firefox/FIREFOX.json
GLOB sdist-make: /home/davide/workspaces/pcm2_qa/setup.py
py36 recreate: /home/davide/workspaces/pcm2_qa/.tox/py36
py36 installdeps: -rrequirements.txt, -e.
py36 inst: /home/davide/workspaces/pcm2_qa/.tox/dist/pcm2_qa-0.0.1.dev0.zip
py36 installed: alabaster==0.7.10,apipkg==1.4,appdirs==1.4.3,Babel==2.4.0,colander==1.3.3,configparser==3.5.0,coverage==4.4b1,docutils==0.13.1,enum34==1.1.6,execnet==1.4.1,funcsigs==1.0.2,glob2==0.5,imagesize==0.7.1,iso8601==0.1.11,Jinja2==2.9.6,Mako==1.0.6,MarkupSafe==1.0,mock==2.0.0,packaging==16.8,parse==1.8.0,parse-type==0.3.4,pbr==3.0.0,-e git+ssh://git@bitbucket.tierraservice.com:7999/test/pcm2-qa.git@5c1b5de3b07a2917962e3fc318c850552a48ecfe#egg=pcm2_qa,pkg-resources==0.0.0,pluggy==0.4.0,py==1.4.33,Pygments==2.2.0,pyparsing==2.2.0,PyPOM==1.1.1,pypom-form==0.2.2,pytest==3.0.7,pytest-bdd==2.18.1,pytest-cov==2.4.0,pytest-html==1.14.2,pytest-metadata==1.3.0,pytest-pypom-navigation==0.0.1,pytest-splinter==1.8.1,pytest-testrail==0.0.11,pytest-travis-fold==1.2.0,pytest-variables==1.7.0,pytest-xdist==1.16.0,pytz==2017.2,PyYAML==3.12,requests==2.11.1,selenium==3.3.1,simplejson==3.10.0,six==1.10.0,snowballstemmer==1.2.1,Sphinx==1.5.5,sphinx-rtd-theme==0.2.4,splinter==0.7.5,tox==2.7.0,translationstring==1.3,virtualenv==15.1.0,zope.component==4.3.0,zope.dottedname==4.2,zope.event==4.2.0,zope.interface==4.4.0
py36 runtests: PYTHONHASHSEED='3007056422'
py36 runtests: commands[0] | py.test --splinter-webdriver=remote --variables=credentials/credentials-DEV-pcmw.yml --splinter-remote-url=http://localhost:4444/wd/hub/ -m login -k skin1 --variables capabilities/browsers/firefox/FIREFOX.json
============================================================================================================================= test session starts =============================================================================================================================
platform linux -- Python 3.6.1, pytest-3.0.7, py-1.4.33, pluggy-0.4.0 -- /home/davide/workspaces/pcm2_qa/.tox/py36/bin/python3.6
cachedir: .cache
metadata: {'Python': '3.6.1', 'Platform': 'Linux-4.10.0-33-generic-x86_64-with-Ubuntu-17.04-zesty', 'Packages': {'pytest': '3.0.7', 'py': '1.4.33', 'pluggy': '0.4.0'}, 'Plugins': {'xdist': '1.16.0', 'variables': '1.7.0', 'travis-fold': '1.2.0', 'testrail': '0.0.11', 'splinter': '1.8.1', 'pypom-navigation': '0.0.1', 'metadata': '1.3.0', 'html': '1.14.2', 'cov': '2.4.0', 'bdd': '2.18.1'}}
rootdir: /home/davide/workspaces/pcm2_qa, inifile: setup.cfg
plugins: xdist-1.16.0, variables-1.7.0, travis-fold-1.2.0, testrail-0.0.11, splinter-1.8.1, pypom-navigation-0.0.1, metadata-1.3.0, html-1.14.2, cov-2.4.0, bdd-2.18.1
collected 332 items 

pcm2_qa/tests/functional/test_login.py::test_successfull_login[skin1] FAILED

------------------------------------------------------------------------------------------------------ generated html file: /home/davide/workspaces/pcm2_qa/report.html -------------------------------------------------------------------------------------------------------
================================================================================================================================== FAILURES ===================================================================================================================================
________________________________________________________________________________________________________________________ test_successfull_login[skin1] ________________________________________________________________________________________________________________________

splinter_webdriver = 'remote', retry_count = 3

    def get_browser(splinter_webdriver, retry_count=3):
        kwargs = get_args(driver=splinter_webdriver,
                          download_dir=splinter_file_download_dir,
                          download_ftypes=splinter_download_file_types,
                          firefox_pref=splinter_firefox_profile_preferences,
                          firefox_prof_dir=splinter_firefox_profile_directory,
                          remote_url=splinter_remote_url,
                          executable=splinter_webdriver_executable,
                          driver_kwargs=splinter_driver_kwargs)
        try:                                                                                                                                                                                                                                                                   
            return splinter_browser_class(                                                                                                                                                                                                                                     
                splinter_webdriver, visit_condition=splinter_browser_load_condition,                                                                                                                                                                                           
                visit_condition_timeout=splinter_browser_load_timeout,                                                                                                                                                                                                         
>               wait_time=splinter_wait_time, **kwargs                                                                                                                                                                                                                         
            )                                                                                                                                                                                                                                                                  

.tox/py36/lib/python3.6/site-packages/pytest_splinter/plugin.py:485:                                                                                                                                                                                                           
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _

args = ('remote',), kwargs = {'browser': 'Firefox', 'firefox_profile': 'UEsDBBQAAAAIADqMJUsAAAAAAgAAAAAAAAAHAAAALm1hcmtlcgMAUEsDBBQAAAAIAEWMJUvXGbK...AAC0gScAAAB1c2VyLmpzUEsFBgAAAAACAAIAagAAAN0GAAAAAA==', 'keep_alive': True, 'url': 'http://localhost:4444/wd/hub/', ...}  
visit_condition = <function splinter_browser_load_condition.<locals>.<lambda> at 0x7f2063cbe950>, visit_condition_timeout = 10                                                                                                                                                 

    def Browser(*args, **kwargs):                                                                                                                                                                                                                                              
        """Emulate splinter's Browser."""                                                                                                                                                                                                                                      
        visit_condition = kwargs.pop('visit_condition')                                                                                                                                                                                                                        
        visit_condition_timeout = kwargs.pop('visit_condition_timeout')                                                                                                                                                                                                        
>       browser = splinter.Browser(*args, **kwargs)                                                                                                                                                                                                                            

.tox/py36/lib/python3.6/site-packages/pytest_splinter/plugin.py:68: 
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _

driver_name = 'remote', args = ()
kwargs = {'browser': 'Firefox', 'firefox_profile': 'UEsDBBQAAAAIADqMJUsAAAAAAgAAAAAAAAAHAAAALm1hcmtlcgMAUEsDBBQAAAAIAEWMJUvXGbK...AAC0gScAAAB1c2VyLmpzUEsFBgAAAAACAAIAagAAAN0GAAAAAA==', 'keep_alive': True, 'url': 'http://localhost:4444/wd/hub/', ...}
driver = <class 'splinter.driver.webdriver.remote.WebDriver'>

    def Browser(driver_name='firefox', *args, **kwargs):
        """
        Returns a driver instance for the given name.

        When working with ``firefox``, it's possible to provide a profile name
        and a list of extensions.

        If you don't provide any driver_name, then ``firefox`` will be used.

        If there is no driver registered with the provided ``driver_name``, this
        function will raise a :class:`splinter.exceptions.DriverNotFoundError`
        exception.
        """

        try:
            driver = _DRIVERS[driver_name]
        except KeyError:
            raise DriverNotFoundError("No driver for %s" % driver_name)
>       return driver(*args, **kwargs)

.tox/py36/lib/python3.6/site-packages/splinter/browser.py:63: 
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _

self = <splinter.driver.webdriver.remote.WebDriver object at 0x7f2062440c50>, url = 'http://localhost:4444/wd/hub/', browser = 'Firefox', wait_time = 5
ability_args = {'firefox_profile': 'UEsDBBQAAAAIADqMJUsAAAAAAgAAAAAAAAAHAAAALm1hcmtlcgMAUEsDBBQAAAAIAEWMJUvXGbKmkQYAAHkYAAAHAAAAdXNlc...UAxQAAAAIAEWMJUvXGbKmkQYAAHkYAAAHAAAAAAAAAAAAAAC0gScAAAB1c2VyLmpzUEsFBgAAAAACAAIAagAAAN0GAAAAAA==', 'keep_alive': True}
browsername = 'FIREFOX'
abilities = {'acceptInsecureCerts': True, 'browserName': 'firefox', 'firefox_profile': 'UEsDBBQAAAAIADqMJUsAAAAAAgAAAAAAAAAHAAAALm...MJUvXGbKmkQYAAHkYAAAHAAAAAAAAAAAAAAC0gScAAAB1c2VyLmpzUEsFBgAAAAACAAIAagAAAN0GAAAAAA==', 'javascriptEnabled': True, ...}

    def __init__(self, url=DEFAULT_URL, browser='firefox', wait_time=2, **ability_args):
        browsername = browser.upper()
        # Handle case where user specifies IE with a space in it
        if browsername == 'INTERNET EXPLORER':
            browsername = 'INTERNETEXPLORER'
        abilities = getattr(DesiredCapabilities, browsername, {})
        abilities.update(ability_args)

>       self.driver = Remote(url, abilities)

.tox/py36/lib/python3.6/site-packages/splinter/driver/webdriver/remote.py:27: 
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _

self = <selenium.webdriver.remote.webdriver.WebDriver (session="None")>
args = ('http://localhost:4444/wd/hub/', {'acceptInsecureCerts': True, 'browserName': 'firefox', 'firefox_profile': 'UEsDBBQA...JUvXGbKmkQYAAHkYAAAHAAAAAAAAAAAAAAC0gScAAAB1c2VyLmpzUEsFBgAAAAACAAIAagAAAN0GAAAAAA==', 'javascriptEnabled': True, ...})
kwargs = {'keep_alive': True}

    def __init__(self, *args, **kwargs):
        """Set keep_alive to True."""
        kwargs['keep_alive'] = True
>       return old_init(self, *args, **kwargs)

.tox/py36/lib/python3.6/site-packages/pytest_splinter/webdriver_patches.py:31: 
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _

self = <selenium.webdriver.remote.webdriver.WebDriver (session="None")>, command_executor = 'http://localhost:4444/wd/hub/'
desired_capabilities = {'acceptInsecureCerts': True, 'browserName': 'firefox', 'firefox_profile': 'UEsDBBQAAAAIADqMJUsAAAAAAgAAAAAAAAAHAAAALm...MJUvXGbKmkQYAAHkYAAAHAAAAAAAAAAAAAAC0gScAAAB1c2VyLmpzUEsFBgAAAAACAAIAagAAAN0GAAAAAA==', 'javascriptEnabled': True, ...}
browser_profile = None, proxy = None, keep_alive = True, file_detector = None

    def __init__(self, command_executor='http://127.0.0.1:4444/wd/hub',
                 desired_capabilities=None, browser_profile=None, proxy=None,
                 keep_alive=False, file_detector=None):
        """
            Create a new driver that will issue commands using the wire protocol.

            :Args:
             - command_executor - Either a string representing URL of the remote server or a custom
                 remote_connection.RemoteConnection object. Defaults to 'http://127.0.0.1:4444/wd/hub'.
             - desired_capabilities - A dictionary of capabilities to request when
                 starting the browser session. Required parameter.
             - browser_profile - A selenium.webdriver.firefox.firefox_profile.FirefoxProfile object.
                 Only used if Firefox is requested. Optional.
             - proxy - A selenium.webdriver.common.proxy.Proxy object. The browser session will
                 be started with given proxy settings, if possible. Optional.
             - keep_alive - Whether to configure remote_connection.RemoteConnection to use
                 HTTP keep-alive. Defaults to False.
             - file_detector - Pass custom file detector object during instantiation. If None,
                 then default LocalFileDetector() will be used.
            """
        if desired_capabilities is None:
            raise WebDriverException("Desired Capabilities can't be None")
        if not isinstance(desired_capabilities, dict):
            raise WebDriverException("Desired Capabilities must be a dictionary")
        if proxy is not None:
            proxy.add_to_capabilities(desired_capabilities)
        self.command_executor = command_executor
        if type(self.command_executor) is bytes or isinstance(self.command_executor, str):
            self.command_executor = RemoteConnection(command_executor, keep_alive=keep_alive)
        self._is_remote = True
        self.session_id = None
        self.capabilities = {}
        self.error_handler = ErrorHandler()
        self.start_client()
>       self.start_session(desired_capabilities, browser_profile)

.tox/py36/lib/python3.6/site-packages/selenium/webdriver/remote/webdriver.py:92: 
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _

self = <selenium.webdriver.remote.webdriver.WebDriver (session="None")>
desired_capabilities = {'acceptInsecureCerts': True, 'browserName': 'firefox', 'firefox_profile': 'UEsDBBQAAAAIADqMJUsAAAAAAgAAAAAAAAAHAAAALm...MJUvXGbKmkQYAAHkYAAAHAAAAAAAAAAAAAAC0gScAAAB1c2VyLmpzUEsFBgAAAAACAAIAagAAAN0GAAAAAA==', 'javascriptEnabled': True, ...}
browser_profile = None

    def start_session(self, desired_capabilities, browser_profile=None):
        """
            Creates a new session with the desired capabilities.

            :Args:
             - browser_name - The name of the browser to request.
             - version - Which browser version to request.
             - platform - Which platform to request the browser on.
             - javascript_enabled - Whether the new session should support JavaScript.
             - browser_profile - A selenium.webdriver.firefox.firefox_profile.FirefoxProfile object. Only used if Firefox is requested.
            """
        capabilities = {'desiredCapabilities': {}, 'requiredCapabilities': {}}
        for k, v in desired_capabilities.items():
            if k not in ('desiredCapabilities', 'requiredCapabilities'):
                capabilities['desiredCapabilities'][k] = v
            else:
                capabilities[k].update(v)
        if browser_profile:
            capabilities['desiredCapabilities']['firefox_profile'] = browser_profile.encoded
>       response = self.execute(Command.NEW_SESSION, capabilities)

.tox/py36/lib/python3.6/site-packages/selenium/webdriver/remote/webdriver.py:179: 
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _

self = <selenium.webdriver.remote.webdriver.WebDriver (session="None")>, driver_command = 'newSession'
params = {'desiredCapabilities': {'acceptInsecureCerts': True, 'browserName': 'firefox', 'firefox_profile': 'UEsDBBQAAAAIADqMJU...AAAAAAC0gScAAAB1c2VyLmpzUEsFBgAAAAACAAIAagAAAN0GAAAAAA==', 'javascriptEnabled': True, ...}, 'requiredCapabilities': {}}

    def execute(self, driver_command, params=None):
>       result = self._base_execute(driver_command, params)

.tox/py36/lib/python3.6/site-packages/pytest_splinter/webdriver_patches.py:56: 
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _

self = <selenium.webdriver.remote.webdriver.WebDriver (session="None")>, driver_command = 'newSession'
params = {'desiredCapabilities': {'acceptInsecureCerts': True, 'browserName': 'firefox', 'firefox_profile': 'UEsDBBQAAAAIADqMJU...AAAAAAC0gScAAAB1c2VyLmpzUEsFBgAAAAACAAIAagAAAN0GAAAAAA==', 'javascriptEnabled': True, ...}, 'requiredCapabilities': {}}

    def execute(self, driver_command, params=None):
        """
            Sends a command to be executed by a command.CommandExecutor.

            :Args:
             - driver_command: The name of the command to execute as a string.
             - params: A dictionary of named parameters to send with the command.

            :Returns:
              The command's JSON response loaded into a dictionary object.
            """
        if self.session_id is not None:
            if not params:
                params = {'sessionId': self.session_id}
            elif 'sessionId' not in params:
                params['sessionId'] = self.session_id

        params = self._wrap_value(params)
        response = self.command_executor.execute(driver_command, params)
        if response:
>           self.error_handler.check_response(response)

.tox/py36/lib/python3.6/site-packages/selenium/webdriver/remote/webdriver.py:238: 
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _

self = <selenium.webdriver.remote.errorhandler.ErrorHandler object at 0x7f206254f240>
response = {'status': 500, 'value': '{"status":13,"value":{"message":"Session [(null externalkey)] not available and is not among...n","lineNumber":590},{"fileName":"Thread.java","className":"java.lang.Thread","methodName":"run","lineNumber":748}]}}'}

    def check_response(self, response):
        """
            Checks that a JSON response from the WebDriver does not have an error.

            :Args:
             - response - The JSON response from the WebDriver server as a dictionary
               object.

            :Raises: If the response contains an error message.
            """
        status = response.get('status', None)
        if status is None or status == ErrorCode.SUCCESS:
            return
        value = None
        message = response.get("message", "")
        screen = response.get("screen", "")
        stacktrace = None
        if isinstance(status, int):
            value_json = response.get('value', None)
            if value_json and isinstance(value_json, basestring):
                import json
                try:
                    value = json.loads(value_json)
                    if len(value.keys()) == 1:
                        value = value['value']
                    status = value.get('error', None)
                    if status is None:
                        status = value["status"]
                        message = value["value"]
                        if not isinstance(message, basestring):
                            value = message
                            try:
                                message = message['message']
                            except TypeError:
                                message = None
                    else:
                        message = value.get('message', None)
                except ValueError:
                    pass

        exception_class = ErrorInResponseException
        if status in ErrorCode.NO_SUCH_ELEMENT:
            exception_class = NoSuchElementException
        elif status in ErrorCode.NO_SUCH_FRAME:
            exception_class = NoSuchFrameException
        elif status in ErrorCode.NO_SUCH_WINDOW:
            exception_class = NoSuchWindowException
        elif status in ErrorCode.STALE_ELEMENT_REFERENCE:
            exception_class = StaleElementReferenceException
        elif status in ErrorCode.ELEMENT_NOT_VISIBLE:
            exception_class = ElementNotVisibleException
        elif status in ErrorCode.INVALID_ELEMENT_STATE:
            exception_class = InvalidElementStateException
        elif status in ErrorCode.INVALID_SELECTOR \
                or status in ErrorCode.INVALID_XPATH_SELECTOR \
                or status in ErrorCode.INVALID_XPATH_SELECTOR_RETURN_TYPER:
            exception_class = InvalidSelectorException
        elif status in ErrorCode.ELEMENT_IS_NOT_SELECTABLE:
            exception_class = ElementNotSelectableException
        elif status in ErrorCode.INVALID_COOKIE_DOMAIN:
            exception_class = WebDriverException
        elif status in ErrorCode.UNABLE_TO_SET_COOKIE:
            exception_class = WebDriverException
        elif status in ErrorCode.TIMEOUT:
            exception_class = TimeoutException
        elif status in ErrorCode.SCRIPT_TIMEOUT:
            exception_class = TimeoutException
        elif status in ErrorCode.UNKNOWN_ERROR:
            exception_class = WebDriverException
        elif status in ErrorCode.UNEXPECTED_ALERT_OPEN:
            exception_class = UnexpectedAlertPresentException
        elif status in ErrorCode.NO_ALERT_OPEN:
            exception_class = NoAlertPresentException
        elif status in ErrorCode.IME_NOT_AVAILABLE:
            exception_class = ImeNotAvailableException
        elif status in ErrorCode.IME_ENGINE_ACTIVATION_FAILED:
            exception_class = ImeActivationFailedException
        elif status in ErrorCode.MOVE_TARGET_OUT_OF_BOUNDS:
            exception_class = MoveTargetOutOfBoundsException
        else:
            exception_class = WebDriverException
        if value == '' or value is None:
            value = response['value']
        if isinstance(value, basestring):
            if exception_class == ErrorInResponseException:
                raise exception_class(response, value)
            raise exception_class(value)
        if message == "" and 'message' in value:
            message = value['message']

        screen = None
        if 'screen' in value:
            screen = value['screen']

        stacktrace = None
        if 'stackTrace' in value and value['stackTrace']:
            stacktrace = []
            try:
                for frame in value['stackTrace']:
                    line = self._value_or_default(frame, 'lineNumber', '')
                    file = self._value_or_default(frame, 'fileName', '<anonymous>')
                    if line:
                        file = "%s:%s" % (file, line)
                    meth = self._value_or_default(frame, 'methodName', '<anonymous>')
                    if 'className' in frame:
                        meth = "%s.%s" % (frame['className'], meth)
                    msg = "    at %s (%s)"
                    msg = msg % (meth, file)
                    stacktrace.append(msg)
            except TypeError:
                pass
        if exception_class == ErrorInResponseException:
            raise exception_class(response, message)
        elif exception_class == UnexpectedAlertPresentException and 'alert' in value:
            raise exception_class(message, screen, stacktrace, value['alert'].get('text'))
>       raise exception_class(message, screen, stacktrace)
E       selenium.common.exceptions.WebDriverException: Message: Session [(null externalkey)] not available and is not among the last 1000 terminated sessions.
E       Active sessions are[]
E       Stacktrace:
E           at org.openqa.grid.internal.ActiveTestSessions.getExistingSession (ActiveTestSessions.java:110)
E           at org.openqa.grid.internal.Registry.getExistingSession (Registry.java:404)
E           at org.openqa.grid.web.servlet.handler.RequestHandler.getSession (RequestHandler.java:232)
E           at org.openqa.grid.web.servlet.handler.RequestHandler.process (RequestHandler.java:117)
E           at org.openqa.grid.web.servlet.DriverServlet.process (DriverServlet.java:83)
E           at org.openqa.grid.web.servlet.DriverServlet.doPost (DriverServlet.java:67)
E           at javax.servlet.http.HttpServlet.service (HttpServlet.java:707)
E           at javax.servlet.http.HttpServlet.service (HttpServlet.java:790)
E           at org.seleniumhq.jetty9.servlet.ServletHolder.handle (ServletHolder.java:841)
E           at org.seleniumhq.jetty9.servlet.ServletHandler.doHandle (ServletHandler.java:543)
E           at org.seleniumhq.jetty9.server.handler.ScopedHandler.nextHandle (ScopedHandler.java:188)
E           at org.seleniumhq.jetty9.server.session.SessionHandler.doHandle (SessionHandler.java:1584)
E           at org.seleniumhq.jetty9.server.handler.ScopedHandler.nextHandle (ScopedHandler.java:188)
E           at org.seleniumhq.jetty9.server.handler.ContextHandler.doHandle (ContextHandler.java:1228)
E           at org.seleniumhq.jetty9.server.handler.ScopedHandler.nextScope (ScopedHandler.java:168)
E           at org.seleniumhq.jetty9.servlet.ServletHandler.doScope (ServletHandler.java:481)
E           at org.seleniumhq.jetty9.server.session.SessionHandler.doScope (SessionHandler.java:1553)
E           at org.seleniumhq.jetty9.server.handler.ScopedHandler.nextScope (ScopedHandler.java:166)
E           at org.seleniumhq.jetty9.server.handler.ContextHandler.doScope (ContextHandler.java:1130)
E           at org.seleniumhq.jetty9.server.handler.ScopedHandler.handle (ScopedHandler.java:141)
E           at org.seleniumhq.jetty9.server.handler.HandlerWrapper.handle (HandlerWrapper.java:132)
E           at org.seleniumhq.jetty9.server.Server.handle (Server.java:564)
E           at org.seleniumhq.jetty9.server.HttpChannel.handle (HttpChannel.java:320)
E           at org.seleniumhq.jetty9.server.HttpConnection.onFillable (HttpConnection.java:251)
E           at org.seleniumhq.jetty9.io.AbstractConnection$ReadCallback.succeeded (AbstractConnection.java:279)
E           at org.seleniumhq.jetty9.io.FillInterest.fillable (FillInterest.java:112)
E           at org.seleniumhq.jetty9.io.ChannelEndPoint$2.run (ChannelEndPoint.java:124)
E           at org.seleniumhq.jetty9.util.thread.Invocable.invokePreferred (Invocable.java:122)
E           at org.seleniumhq.jetty9.util.thread.strategy.ExecutingExecutionStrategy.invoke (ExecutingExecutionStrategy.java:58)
E           at org.seleniumhq.jetty9.util.thread.strategy.ExecuteProduceConsume.produceConsume (ExecuteProduceConsume.java:201)
E           at org.seleniumhq.jetty9.util.thread.strategy.ExecuteProduceConsume.run (ExecuteProduceConsume.java:133)
E           at org.seleniumhq.jetty9.util.thread.QueuedThreadPool.runJob (QueuedThreadPool.java:672)
E           at org.seleniumhq.jetty9.util.thread.QueuedThreadPool$2.run (QueuedThreadPool.java:590)
E           at java.lang.Thread.run (Thread.java:748)

.tox/py36/lib/python3.6/site-packages/selenium/webdriver/remote/errorhandler.py:193: WebDriverException

During handling of the above exception, another exception occurred:

splinter_webdriver = 'remote', retry_count = 2

    def get_browser(splinter_webdriver, retry_count=3):
        kwargs = get_args(driver=splinter_webdriver,
                          download_dir=splinter_file_download_dir,
                          download_ftypes=splinter_download_file_types,
                          firefox_pref=splinter_firefox_profile_preferences,
                          firefox_prof_dir=splinter_firefox_profile_directory,
                          remote_url=splinter_remote_url,
                          executable=splinter_webdriver_executable,
                          driver_kwargs=splinter_driver_kwargs)
        try:
            return splinter_browser_class(
                splinter_webdriver, visit_condition=splinter_browser_load_condition,
                visit_condition_timeout=splinter_browser_load_timeout,
>               wait_time=splinter_wait_time, **kwargs
            )

.tox/py36/lib/python3.6/site-packages/pytest_splinter/plugin.py:485: 
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _

args = ('remote',), kwargs = {'browser': 'Firefox', 'firefox_profile': 'UEsDBBQAAAAIADqMJUsAAAAAAgAAAAAAAAAHAAAALm1hcmtlcgMAUEsDBBQAAAAIAEaMJUvXGbK...AAC0gScAAAB1c2VyLmpzUEsFBgAAAAACAAIAagAAAN0GAAAAAA==', 'keep_alive': True, 'url': 'http://localhost:4444/wd/hub/', ...}
visit_condition = <function splinter_browser_load_condition.<locals>.<lambda> at 0x7f2063cbe950>, visit_condition_timeout = 10

    def Browser(*args, **kwargs):
        """Emulate splinter's Browser."""
        visit_condition = kwargs.pop('visit_condition')
        visit_condition_timeout = kwargs.pop('visit_condition_timeout')
>       browser = splinter.Browser(*args, **kwargs)

.tox/py36/lib/python3.6/site-packages/pytest_splinter/plugin.py:68: 
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _

driver_name = 'remote', args = ()
kwargs = {'browser': 'Firefox', 'firefox_profile': 'UEsDBBQAAAAIADqMJUsAAAAAAgAAAAAAAAAHAAAALm1hcmtlcgMAUEsDBBQAAAAIAEaMJUvXGbK...AAC0gScAAAB1c2VyLmpzUEsFBgAAAAACAAIAagAAAN0GAAAAAA==', 'keep_alive': True, 'url': 'http://localhost:4444/wd/hub/', ...}
driver = <class 'splinter.driver.webdriver.remote.WebDriver'>

    def Browser(driver_name='firefox', *args, **kwargs):
        """
        Returns a driver instance for the given name.

        When working with ``firefox``, it's possible to provide a profile name
        and a list of extensions.

        If you don't provide any driver_name, then ``firefox`` will be used.

        If there is no driver registered with the provided ``driver_name``, this
        function will raise a :class:`splinter.exceptions.DriverNotFoundError`
        exception.
        """

        try:
            driver = _DRIVERS[driver_name]
        except KeyError:
            raise DriverNotFoundError("No driver for %s" % driver_name)
>       return driver(*args, **kwargs)

.tox/py36/lib/python3.6/site-packages/splinter/browser.py:63: 
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _

self = <splinter.driver.webdriver.remote.WebDriver object at 0x7f206254fdd8>, url = 'http://localhost:4444/wd/hub/', browser = 'Firefox', wait_time = 5
ability_args = {'firefox_profile': 'UEsDBBQAAAAIADqMJUsAAAAAAgAAAAAAAAAHAAAALm1hcmtlcgMAUEsDBBQAAAAIAEaMJUvXGbKmkQYAAHkYAAAHAAAAdXNlc...UAxQAAAAIAEaMJUvXGbKmkQYAAHkYAAAHAAAAAAAAAAAAAAC0gScAAAB1c2VyLmpzUEsFBgAAAAACAAIAagAAAN0GAAAAAA==', 'keep_alive': True}
browsername = 'FIREFOX'
abilities = {'acceptInsecureCerts': True, 'browserName': 'firefox', 'firefox_profile': 'UEsDBBQAAAAIADqMJUsAAAAAAgAAAAAAAAAHAAAALm...MJUvXGbKmkQYAAHkYAAAHAAAAAAAAAAAAAAC0gScAAAB1c2VyLmpzUEsFBgAAAAACAAIAagAAAN0GAAAAAA==', 'javascriptEnabled': True, ...}

    def __init__(self, url=DEFAULT_URL, browser='firefox', wait_time=2, **ability_args):
        browsername = browser.upper()
        # Handle case where user specifies IE with a space in it
        if browsername == 'INTERNET EXPLORER':
            browsername = 'INTERNETEXPLORER'
        abilities = getattr(DesiredCapabilities, browsername, {})
        abilities.update(ability_args)

>       self.driver = Remote(url, abilities)

.tox/py36/lib/python3.6/site-packages/splinter/driver/webdriver/remote.py:27: 
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _

self = <selenium.webdriver.remote.webdriver.WebDriver (session="None")>
args = ('http://localhost:4444/wd/hub/', {'acceptInsecureCerts': True, 'browserName': 'firefox', 'firefox_profile': 'UEsDBBQA...JUvXGbKmkQYAAHkYAAAHAAAAAAAAAAAAAAC0gScAAAB1c2VyLmpzUEsFBgAAAAACAAIAagAAAN0GAAAAAA==', 'javascriptEnabled': True, ...})
kwargs = {'keep_alive': True}

    def __init__(self, *args, **kwargs):
        """Set keep_alive to True."""
        kwargs['keep_alive'] = True
>       return old_init(self, *args, **kwargs)

.tox/py36/lib/python3.6/site-packages/pytest_splinter/webdriver_patches.py:31: 
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _

self = <selenium.webdriver.remote.webdriver.WebDriver (session="None")>, command_executor = 'http://localhost:4444/wd/hub/'
desired_capabilities = {'acceptInsecureCerts': True, 'browserName': 'firefox', 'firefox_profile': 'UEsDBBQAAAAIADqMJUsAAAAAAgAAAAAAAAAHAAAALm...MJUvXGbKmkQYAAHkYAAAHAAAAAAAAAAAAAAC0gScAAAB1c2VyLmpzUEsFBgAAAAACAAIAagAAAN0GAAAAAA==', 'javascriptEnabled': True, ...}
browser_profile = None, proxy = None, keep_alive = True, file_detector = None

    def __init__(self, command_executor='http://127.0.0.1:4444/wd/hub',
                 desired_capabilities=None, browser_profile=None, proxy=None,
                 keep_alive=False, file_detector=None):
        """
            Create a new driver that will issue commands using the wire protocol.

            :Args:
             - command_executor - Either a string representing URL of the remote server or a custom
                 remote_connection.RemoteConnection object. Defaults to 'http://127.0.0.1:4444/wd/hub'.
             - desired_capabilities - A dictionary of capabilities to request when
                 starting the browser session. Required parameter.
             - browser_profile - A selenium.webdriver.firefox.firefox_profile.FirefoxProfile object.
                 Only used if Firefox is requested. Optional.
             - proxy - A selenium.webdriver.common.proxy.Proxy object. The browser session will
                 be started with given proxy settings, if possible. Optional.
             - keep_alive - Whether to configure remote_connection.RemoteConnection to use
                 HTTP keep-alive. Defaults to False.
             - file_detector - Pass custom file detector object during instantiation. If None,
                 then default LocalFileDetector() will be used.
            """
        if desired_capabilities is None:
            raise WebDriverException("Desired Capabilities can't be None")
        if not isinstance(desired_capabilities, dict):
            raise WebDriverException("Desired Capabilities must be a dictionary")
        if proxy is not None:
            proxy.add_to_capabilities(desired_capabilities)
        self.command_executor = command_executor
        if type(self.command_executor) is bytes or isinstance(self.command_executor, str):
            self.command_executor = RemoteConnection(command_executor, keep_alive=keep_alive)
        self._is_remote = True
        self.session_id = None
        self.capabilities = {}
        self.error_handler = ErrorHandler()
        self.start_client()
>       self.start_session(desired_capabilities, browser_profile)

.tox/py36/lib/python3.6/site-packages/selenium/webdriver/remote/webdriver.py:92: 
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _

self = <selenium.webdriver.remote.webdriver.WebDriver (session="None")>
desired_capabilities = {'acceptInsecureCerts': True, 'browserName': 'firefox', 'firefox_profile': 'UEsDBBQAAAAIADqMJUsAAAAAAgAAAAAAAAAHAAAALm...MJUvXGbKmkQYAAHkYAAAHAAAAAAAAAAAAAAC0gScAAAB1c2VyLmpzUEsFBgAAAAACAAIAagAAAN0GAAAAAA==', 'javascriptEnabled': True, ...}
browser_profile = None

    def start_session(self, desired_capabilities, browser_profile=None):
        """
            Creates a new session with the desired capabilities.

            :Args:
             - browser_name - The name of the browser to request.
             - version - Which browser version to request.
             - platform - Which platform to request the browser on.
             - javascript_enabled - Whether the new session should support JavaScript.
             - browser_profile - A selenium.webdriver.firefox.firefox_profile.FirefoxProfile object. Only used if Firefox is requested.
            """
        capabilities = {'desiredCapabilities': {}, 'requiredCapabilities': {}}
        for k, v in desired_capabilities.items():
            if k not in ('desiredCapabilities', 'requiredCapabilities'):
                capabilities['desiredCapabilities'][k] = v
            else:
                capabilities[k].update(v)
        if browser_profile:
            capabilities['desiredCapabilities']['firefox_profile'] = browser_profile.encoded
>       response = self.execute(Command.NEW_SESSION, capabilities)

.tox/py36/lib/python3.6/site-packages/selenium/webdriver/remote/webdriver.py:179: 
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _

self = <selenium.webdriver.remote.webdriver.WebDriver (session="None")>, driver_command = 'newSession'
params = {'desiredCapabilities': {'acceptInsecureCerts': True, 'browserName': 'firefox', 'firefox_profile': 'UEsDBBQAAAAIADqMJU...AAAAAAC0gScAAAB1c2VyLmpzUEsFBgAAAAACAAIAagAAAN0GAAAAAA==', 'javascriptEnabled': True, ...}, 'requiredCapabilities': {}}

    def execute(self, driver_command, params=None):
>       result = self._base_execute(driver_command, params)

.tox/py36/lib/python3.6/site-packages/pytest_splinter/webdriver_patches.py:56: 
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _

self = <selenium.webdriver.remote.webdriver.WebDriver (session="None")>, driver_command = 'newSession'
params = {'desiredCapabilities': {'acceptInsecureCerts': True, 'browserName': 'firefox', 'firefox_profile': 'UEsDBBQAAAAIADqMJU...AAAAAAC0gScAAAB1c2VyLmpzUEsFBgAAAAACAAIAagAAAN0GAAAAAA==', 'javascriptEnabled': True, ...}, 'requiredCapabilities': {}}

    def execute(self, driver_command, params=None):
        """
            Sends a command to be executed by a command.CommandExecutor.

            :Args:
             - driver_command: The name of the command to execute as a string.
             - params: A dictionary of named parameters to send with the command.

            :Returns:
              The command's JSON response loaded into a dictionary object.
            """
        if self.session_id is not None:
            if not params:
                params = {'sessionId': self.session_id}
            elif 'sessionId' not in params:
                params['sessionId'] = self.session_id

        params = self._wrap_value(params)
        response = self.command_executor.execute(driver_command, params)
        if response:
>           self.error_handler.check_response(response)

.tox/py36/lib/python3.6/site-packages/selenium/webdriver/remote/webdriver.py:238: 
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _

self = <selenium.webdriver.remote.errorhandler.ErrorHandler object at 0x7f20623c6e80>
response = {'status': 500, 'value': '{"status":13,"value":{"message":"Session [(null externalkey)] not available and is not among...n","lineNumber":590},{"fileName":"Thread.java","className":"java.lang.Thread","methodName":"run","lineNumber":748}]}}'}

    def check_response(self, response):
        """
            Checks that a JSON response from the WebDriver does not have an error.

            :Args:
             - response - The JSON response from the WebDriver server as a dictionary
               object.

            :Raises: If the response contains an error message.
            """
        status = response.get('status', None)
        if status is None or status == ErrorCode.SUCCESS:
            return
        value = None
        message = response.get("message", "")
        screen = response.get("screen", "")
        stacktrace = None
        if isinstance(status, int):
            value_json = response.get('value', None)
            if value_json and isinstance(value_json, basestring):
                import json
                try:
                    value = json.loads(value_json)
                    if len(value.keys()) == 1:
                        value = value['value']
                    status = value.get('error', None)
                    if status is None:
                        status = value["status"]
                        message = value["value"]
                        if not isinstance(message, basestring):
                            value = message
                            try:
                                message = message['message']
                            except TypeError:
                                message = None
                    else:
                        message = value.get('message', None)
                except ValueError:
                    pass

        exception_class = ErrorInResponseException
        if status in ErrorCode.NO_SUCH_ELEMENT:
            exception_class = NoSuchElementException
        elif status in ErrorCode.NO_SUCH_FRAME:
            exception_class = NoSuchFrameException
        elif status in ErrorCode.NO_SUCH_WINDOW:
            exception_class = NoSuchWindowException
        elif status in ErrorCode.STALE_ELEMENT_REFERENCE:
            exception_class = StaleElementReferenceException
        elif status in ErrorCode.ELEMENT_NOT_VISIBLE:
            exception_class = ElementNotVisibleException
        elif status in ErrorCode.INVALID_ELEMENT_STATE:
            exception_class = InvalidElementStateException
        elif status in ErrorCode.INVALID_SELECTOR \
                or status in ErrorCode.INVALID_XPATH_SELECTOR \
                or status in ErrorCode.INVALID_XPATH_SELECTOR_RETURN_TYPER:
            exception_class = InvalidSelectorException
        elif status in ErrorCode.ELEMENT_IS_NOT_SELECTABLE:
            exception_class = ElementNotSelectableException
        elif status in ErrorCode.INVALID_COOKIE_DOMAIN:
            exception_class = WebDriverException
        elif status in ErrorCode.UNABLE_TO_SET_COOKIE:
            exception_class = WebDriverException
        elif status in ErrorCode.TIMEOUT:
            exception_class = TimeoutException
        elif status in ErrorCode.SCRIPT_TIMEOUT:
            exception_class = TimeoutException
        elif status in ErrorCode.UNKNOWN_ERROR:
            exception_class = WebDriverException
        elif status in ErrorCode.UNEXPECTED_ALERT_OPEN:
            exception_class = UnexpectedAlertPresentException
        elif status in ErrorCode.NO_ALERT_OPEN:
            exception_class = NoAlertPresentException
        elif status in ErrorCode.IME_NOT_AVAILABLE:
            exception_class = ImeNotAvailableException
        elif status in ErrorCode.IME_ENGINE_ACTIVATION_FAILED:
            exception_class = ImeActivationFailedException
        elif status in ErrorCode.MOVE_TARGET_OUT_OF_BOUNDS:
            exception_class = MoveTargetOutOfBoundsException
        else:
            exception_class = WebDriverException
        if value == '' or value is None:
            value = response['value']
        if isinstance(value, basestring):
            if exception_class == ErrorInResponseException:
                raise exception_class(response, value)
            raise exception_class(value)
        if message == "" and 'message' in value:
            message = value['message']

        screen = None
        if 'screen' in value:
            screen = value['screen']

        stacktrace = None
        if 'stackTrace' in value and value['stackTrace']:
            stacktrace = []
            try:
                for frame in value['stackTrace']:
                    line = self._value_or_default(frame, 'lineNumber', '')
                    file = self._value_or_default(frame, 'fileName', '<anonymous>')
                    if line:
                        file = "%s:%s" % (file, line)
                    meth = self._value_or_default(frame, 'methodName', '<anonymous>')
                    if 'className' in frame:
                        meth = "%s.%s" % (frame['className'], meth)
                    msg = "    at %s (%s)"
                    msg = msg % (meth, file)
                    stacktrace.append(msg)
            except TypeError:
                pass
        if exception_class == ErrorInResponseException:
            raise exception_class(response, message)
        elif exception_class == UnexpectedAlertPresentException and 'alert' in value:
            raise exception_class(message, screen, stacktrace, value['alert'].get('text'))
>       raise exception_class(message, screen, stacktrace)
E       selenium.common.exceptions.WebDriverException: Message: Session [(null externalkey)] not available and is not among the last 1000 terminated sessions.
E       Active sessions are[]
E       Stacktrace:
E           at org.openqa.grid.internal.ActiveTestSessions.getExistingSession (ActiveTestSessions.java:110)
E           at org.openqa.grid.internal.Registry.getExistingSession (Registry.java:404)
E           at org.openqa.grid.web.servlet.handler.RequestHandler.getSession (RequestHandler.java:232)
E           at org.openqa.grid.web.servlet.handler.RequestHandler.process (RequestHandler.java:117)
E           at org.openqa.grid.web.servlet.DriverServlet.process (DriverServlet.java:83)
E           at org.openqa.grid.web.servlet.DriverServlet.doPost (DriverServlet.java:67)
E           at javax.servlet.http.HttpServlet.service (HttpServlet.java:707)
E           at javax.servlet.http.HttpServlet.service (HttpServlet.java:790)
E           at org.seleniumhq.jetty9.servlet.ServletHolder.handle (ServletHolder.java:841)
E           at org.seleniumhq.jetty9.servlet.ServletHandler.doHandle (ServletHandler.java:543)
E           at org.seleniumhq.jetty9.server.handler.ScopedHandler.nextHandle (ScopedHandler.java:188)
E           at org.seleniumhq.jetty9.server.session.SessionHandler.doHandle (SessionHandler.java:1584)
E           at org.seleniumhq.jetty9.server.handler.ScopedHandler.nextHandle (ScopedHandler.java:188)
E           at org.seleniumhq.jetty9.server.handler.ContextHandler.doHandle (ContextHandler.java:1228)
E           at org.seleniumhq.jetty9.server.handler.ScopedHandler.nextScope (ScopedHandler.java:168)
E           at org.seleniumhq.jetty9.servlet.ServletHandler.doScope (ServletHandler.java:481)
E           at org.seleniumhq.jetty9.server.session.SessionHandler.doScope (SessionHandler.java:1553)
E           at org.seleniumhq.jetty9.server.handler.ScopedHandler.nextScope (ScopedHandler.java:166)
E           at org.seleniumhq.jetty9.server.handler.ContextHandler.doScope (ContextHandler.java:1130)
E           at org.seleniumhq.jetty9.server.handler.ScopedHandler.handle (ScopedHandler.java:141)
E           at org.seleniumhq.jetty9.server.handler.HandlerWrapper.handle (HandlerWrapper.java:132)
E           at org.seleniumhq.jetty9.server.Server.handle (Server.java:564)
E           at org.seleniumhq.jetty9.server.HttpChannel.handle (HttpChannel.java:320)
E           at org.seleniumhq.jetty9.server.HttpConnection.onFillable (HttpConnection.java:251)
E           at org.seleniumhq.jetty9.io.AbstractConnection$ReadCallback.succeeded (AbstractConnection.java:279)
E           at org.seleniumhq.jetty9.io.FillInterest.fillable (FillInterest.java:112)
E           at org.seleniumhq.jetty9.io.ChannelEndPoint$2.run (ChannelEndPoint.java:124)
E           at org.seleniumhq.jetty9.util.thread.Invocable.invokePreferred (Invocable.java:122)
E           at org.seleniumhq.jetty9.util.thread.strategy.ExecutingExecutionStrategy.invoke (ExecutingExecutionStrategy.java:58)
E           at org.seleniumhq.jetty9.util.thread.strategy.ExecuteProduceConsume.produceConsume (ExecuteProduceConsume.java:201)
E           at org.seleniumhq.jetty9.util.thread.strategy.ExecuteProduceConsume.run (ExecuteProduceConsume.java:133)
E           at org.seleniumhq.jetty9.util.thread.QueuedThreadPool.runJob (QueuedThreadPool.java:672)
E           at org.seleniumhq.jetty9.util.thread.QueuedThreadPool$2.run (QueuedThreadPool.java:590)
E           at java.lang.Thread.run (Thread.java:748)

.tox/py36/lib/python3.6/site-packages/selenium/webdriver/remote/errorhandler.py:193: WebDriverException

During handling of the above exception, another exception occurred:

request = <FixtureRequest for <Function 'test_successfull_login[skin1]'>>

    @scenario("Successful login")
>   def test_successfull_login():

pcm2_qa/tests/functional/test_login.py:13: 
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _
.tox/py36/lib/python3.6/site-packages/pytest_bdd/scenario.py:195: in _execute_scenario
    _execute_step_function(request, scenario, step, step_func)
.tox/py36/lib/python3.6/site-packages/pytest_bdd/scenario.py:137: in _execute_step_function
    step_func(**kwargs)
.tox/py36/lib/python3.6/site-packages/pytest_bdd/steps.py:165: in step_func
    result = get_fixture_value(request, func.__name__)
.tox/py36/lib/python3.6/site-packages/pytest_bdd/utils.py:36: in get_fixture_value
    return getfixturevalue(name)
.tox/py36/lib/python3.6/site-packages/_pytest/fixtures.py:440: in getfixturevalue
    return self._get_active_fixturedef(argname).cached_result[0]
.tox/py36/lib/python3.6/site-packages/_pytest/fixtures.py:465: in _get_active_fixturedef
    result = self._getfixturevalue(fixturedef)
.tox/py36/lib/python3.6/site-packages/_pytest/fixtures.py:530: in _getfixturevalue
    val = fixturedef.execute(request=subrequest)
.tox/py36/lib/python3.6/site-packages/_pytest/fixtures.py:767: in execute
    fixturedef = request._get_active_fixturedef(argname)
.tox/py36/lib/python3.6/site-packages/_pytest/fixtures.py:465: in _get_active_fixturedef
    result = self._getfixturevalue(fixturedef)
.tox/py36/lib/python3.6/site-packages/_pytest/fixtures.py:530: in _getfixturevalue
    val = fixturedef.execute(request=subrequest)
.tox/py36/lib/python3.6/site-packages/_pytest/fixtures.py:767: in execute
    fixturedef = request._get_active_fixturedef(argname)
.tox/py36/lib/python3.6/site-packages/_pytest/fixtures.py:465: in _get_active_fixturedef
    result = self._getfixturevalue(fixturedef)
.tox/py36/lib/python3.6/site-packages/_pytest/fixtures.py:530: in _getfixturevalue
    val = fixturedef.execute(request=subrequest)
.tox/py36/lib/python3.6/site-packages/_pytest/fixtures.py:767: in execute
    fixturedef = request._get_active_fixturedef(argname)
.tox/py36/lib/python3.6/site-packages/_pytest/fixtures.py:465: in _get_active_fixturedef
    result = self._getfixturevalue(fixturedef)
.tox/py36/lib/python3.6/site-packages/_pytest/fixtures.py:530: in _getfixturevalue
    val = fixturedef.execute(request=subrequest)
.tox/py36/lib/python3.6/site-packages/_pytest/fixtures.py:767: in execute
    fixturedef = request._get_active_fixturedef(argname)
.tox/py36/lib/python3.6/site-packages/_pytest/fixtures.py:465: in _get_active_fixturedef
    result = self._getfixturevalue(fixturedef)
.tox/py36/lib/python3.6/site-packages/_pytest/fixtures.py:530: in _getfixturevalue
    val = fixturedef.execute(request=subrequest)
.tox/py36/lib/python3.6/site-packages/_pytest/fixtures.py:786: in execute
    return ihook.pytest_fixture_setup(fixturedef=self, request=request)
.tox/py36/lib/python3.6/site-packages/_pytest/vendored_packages/pluggy.py:745: in __call__
    return self._hookexec(self, self._nonwrappers + self._wrappers, kwargs)
.tox/py36/lib/python3.6/site-packages/_pytest/vendored_packages/pluggy.py:339: in _hookexec
    return self._inner_hookexec(hook, methods, kwargs)
.tox/py36/lib/python3.6/site-packages/_pytest/vendored_packages/pluggy.py:334: in <lambda>
    _MultiCall(methods, kwargs, hook.spec_opts).execute()
.tox/py36/lib/python3.6/site-packages/_pytest/vendored_packages/pluggy.py:613: in execute
    return _wrapped_call(hook_impl.function(*args), self.execute)
.tox/py36/lib/python3.6/site-packages/_pytest/vendored_packages/pluggy.py:254: in _wrapped_call
    return call_outcome.get_result()
.tox/py36/lib/python3.6/site-packages/_pytest/vendored_packages/pluggy.py:279: in get_result
    raise ex[1].with_traceback(ex[2])
.tox/py36/lib/python3.6/site-packages/_pytest/vendored_packages/pluggy.py:265: in __init__
    self.result = func()
.tox/py36/lib/python3.6/site-packages/_pytest/vendored_packages/pluggy.py:614: in execute
    res = hook_impl.function(*args)
.tox/py36/lib/python3.6/site-packages/_pytest/fixtures.py:816: in pytest_fixture_setup
    result = call_fixture_func(fixturefunc, request, kwargs)
.tox/py36/lib/python3.6/site-packages/_pytest/fixtures.py:721: in call_fixture_func
    res = fixturefunc(**kwargs)
.tox/py36/lib/python3.6/site-packages/pytest_splinter/plugin.py:571: in browser
    return browser_instance_getter(request, browser)
.tox/py36/lib/python3.6/site-packages/pytest_splinter/plugin.py:504: in prepare_browser
    browser = browser_pool[browser_key] = get_browser(splinter_webdriver)
.tox/py36/lib/python3.6/site-packages/pytest_splinter/plugin.py:489: in get_browser
    return get_browser(splinter_webdriver, retry_count - 1)
.tox/py36/lib/python3.6/site-packages/pytest_splinter/plugin.py:489: in get_browser
    return get_browser(splinter_webdriver, retry_count - 1)
.tox/py36/lib/python3.6/site-packages/pytest_splinter/plugin.py:485: in get_browser
    wait_time=splinter_wait_time, **kwargs
.tox/py36/lib/python3.6/site-packages/pytest_splinter/plugin.py:68: in Browser
    browser = splinter.Browser(*args, **kwargs)
.tox/py36/lib/python3.6/site-packages/splinter/browser.py:63: in Browser
    return driver(*args, **kwargs)
.tox/py36/lib/python3.6/site-packages/splinter/driver/webdriver/remote.py:27: in __init__
    self.driver = Remote(url, abilities)
.tox/py36/lib/python3.6/site-packages/pytest_splinter/webdriver_patches.py:31: in __init__
    return old_init(self, *args, **kwargs)
.tox/py36/lib/python3.6/site-packages/selenium/webdriver/remote/webdriver.py:92: in __init__
    self.start_session(desired_capabilities, browser_profile)
.tox/py36/lib/python3.6/site-packages/selenium/webdriver/remote/webdriver.py:179: in start_session
    response = self.execute(Command.NEW_SESSION, capabilities)
.tox/py36/lib/python3.6/site-packages/pytest_splinter/webdriver_patches.py:56: in execute
    result = self._base_execute(driver_command, params)
.tox/py36/lib/python3.6/site-packages/selenium/webdriver/remote/webdriver.py:238: in execute
    self.error_handler.check_response(response)
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _

self = <selenium.webdriver.remote.errorhandler.ErrorHandler object at 0x7f2062411860>
response = {'status': 500, 'value': '{"status":13,"value":{"message":"Session [(null externalkey)] not available and is not among...n","lineNumber":590},{"fileName":"Thread.java","className":"java.lang.Thread","methodName":"run","lineNumber":748}]}}'}

    def check_response(self, response):
        """
            Checks that a JSON response from the WebDriver does not have an error.

            :Args:
             - response - The JSON response from the WebDriver server as a dictionary
               object.

            :Raises: If the response contains an error message.
            """
        status = response.get('status', None)
        if status is None or status == ErrorCode.SUCCESS:
            return
        value = None
        message = response.get("message", "")
        screen = response.get("screen", "")
        stacktrace = None
        if isinstance(status, int):
            value_json = response.get('value', None)
            if value_json and isinstance(value_json, basestring):
                import json
                try:
                    value = json.loads(value_json)
                    if len(value.keys()) == 1:
                        value = value['value']
                    status = value.get('error', None)
                    if status is None:
                        status = value["status"]
                        message = value["value"]
                        if not isinstance(message, basestring):
                            value = message
                            try:
                                message = message['message']
                            except TypeError:
                                message = None
                    else:
                        message = value.get('message', None)
                except ValueError:
                    pass

        exception_class = ErrorInResponseException
        if status in ErrorCode.NO_SUCH_ELEMENT:
            exception_class = NoSuchElementException
        elif status in ErrorCode.NO_SUCH_FRAME:
            exception_class = NoSuchFrameException
        elif status in ErrorCode.NO_SUCH_WINDOW:
            exception_class = NoSuchWindowException
        elif status in ErrorCode.STALE_ELEMENT_REFERENCE:
            exception_class = StaleElementReferenceException
        elif status in ErrorCode.ELEMENT_NOT_VISIBLE:
            exception_class = ElementNotVisibleException
        elif status in ErrorCode.INVALID_ELEMENT_STATE:
            exception_class = InvalidElementStateException
        elif status in ErrorCode.INVALID_SELECTOR \
                or status in ErrorCode.INVALID_XPATH_SELECTOR \
                or status in ErrorCode.INVALID_XPATH_SELECTOR_RETURN_TYPER:
            exception_class = InvalidSelectorException
        elif status in ErrorCode.ELEMENT_IS_NOT_SELECTABLE:
            exception_class = ElementNotSelectableException
        elif status in ErrorCode.INVALID_COOKIE_DOMAIN:
            exception_class = WebDriverException
        elif status in ErrorCode.UNABLE_TO_SET_COOKIE:
            exception_class = WebDriverException
        elif status in ErrorCode.TIMEOUT:
            exception_class = TimeoutException
        elif status in ErrorCode.SCRIPT_TIMEOUT:
            exception_class = TimeoutException
        elif status in ErrorCode.UNKNOWN_ERROR:
            exception_class = WebDriverException
        elif status in ErrorCode.UNEXPECTED_ALERT_OPEN:
            exception_class = UnexpectedAlertPresentException
        elif status in ErrorCode.NO_ALERT_OPEN:
            exception_class = NoAlertPresentException
        elif status in ErrorCode.IME_NOT_AVAILABLE:
            exception_class = ImeNotAvailableException
        elif status in ErrorCode.IME_ENGINE_ACTIVATION_FAILED:
            exception_class = ImeActivationFailedException
        elif status in ErrorCode.MOVE_TARGET_OUT_OF_BOUNDS:
            exception_class = MoveTargetOutOfBoundsException
        else:
            exception_class = WebDriverException
        if value == '' or value is None:
            value = response['value']
        if isinstance(value, basestring):
            if exception_class == ErrorInResponseException:
                raise exception_class(response, value)
            raise exception_class(value)
        if message == "" and 'message' in value:
            message = value['message']

        screen = None
        if 'screen' in value:
            screen = value['screen']

        stacktrace = None
        if 'stackTrace' in value and value['stackTrace']:
            stacktrace = []
            try:
                for frame in value['stackTrace']:
                    line = self._value_or_default(frame, 'lineNumber', '')
                    file = self._value_or_default(frame, 'fileName', '<anonymous>')
                    if line:
                        file = "%s:%s" % (file, line)
                    meth = self._value_or_default(frame, 'methodName', '<anonymous>')
                    if 'className' in frame:
                        meth = "%s.%s" % (frame['className'], meth)
                    msg = "    at %s (%s)"
                    msg = msg % (meth, file)
                    stacktrace.append(msg)
            except TypeError:
                pass
        if exception_class == ErrorInResponseException:
            raise exception_class(response, message)
        elif exception_class == UnexpectedAlertPresentException and 'alert' in value:
            raise exception_class(message, screen, stacktrace, value['alert'].get('text'))
>       raise exception_class(message, screen, stacktrace)
E       selenium.common.exceptions.WebDriverException: Message: Session [(null externalkey)] not available and is not among the last 1000 terminated sessions.
E       Active sessions are[]
E       Stacktrace:
E           at org.openqa.grid.internal.ActiveTestSessions.getExistingSession (ActiveTestSessions.java:110)
E           at org.openqa.grid.internal.Registry.getExistingSession (Registry.java:404)
E           at org.openqa.grid.web.servlet.handler.RequestHandler.getSession (RequestHandler.java:232)
E           at org.openqa.grid.web.servlet.handler.RequestHandler.process (RequestHandler.java:117)
E           at org.openqa.grid.web.servlet.DriverServlet.process (DriverServlet.java:83)
E           at org.openqa.grid.web.servlet.DriverServlet.doPost (DriverServlet.java:67)
E           at javax.servlet.http.HttpServlet.service (HttpServlet.java:707)
E           at javax.servlet.http.HttpServlet.service (HttpServlet.java:790)
E           at org.seleniumhq.jetty9.servlet.ServletHolder.handle (ServletHolder.java:841)
E           at org.seleniumhq.jetty9.servlet.ServletHandler.doHandle (ServletHandler.java:543)
E           at org.seleniumhq.jetty9.server.handler.ScopedHandler.nextHandle (ScopedHandler.java:188)
E           at org.seleniumhq.jetty9.server.session.SessionHandler.doHandle (SessionHandler.java:1584)
E           at org.seleniumhq.jetty9.server.handler.ScopedHandler.nextHandle (ScopedHandler.java:188)
E           at org.seleniumhq.jetty9.server.handler.ContextHandler.doHandle (ContextHandler.java:1228)
E           at org.seleniumhq.jetty9.server.handler.ScopedHandler.nextScope (ScopedHandler.java:168)
E           at org.seleniumhq.jetty9.servlet.ServletHandler.doScope (ServletHandler.java:481)
E           at org.seleniumhq.jetty9.server.session.SessionHandler.doScope (SessionHandler.java:1553)
E           at org.seleniumhq.jetty9.server.handler.ScopedHandler.nextScope (ScopedHandler.java:166)
E           at org.seleniumhq.jetty9.server.handler.ContextHandler.doScope (ContextHandler.java:1130)
E           at org.seleniumhq.jetty9.server.handler.ScopedHandler.handle (ScopedHandler.java:141)
E           at org.seleniumhq.jetty9.server.handler.HandlerWrapper.handle (HandlerWrapper.java:132)
E           at org.seleniumhq.jetty9.server.Server.handle (Server.java:564)
E           at org.seleniumhq.jetty9.server.HttpChannel.handle (HttpChannel.java:320)
E           at org.seleniumhq.jetty9.server.HttpConnection.onFillable (HttpConnection.java:251)
E           at org.seleniumhq.jetty9.io.AbstractConnection$ReadCallback.succeeded (AbstractConnection.java:279)
E           at org.seleniumhq.jetty9.io.FillInterest.fillable (FillInterest.java:112)
E           at org.seleniumhq.jetty9.io.ChannelEndPoint$2.run (ChannelEndPoint.java:124)
E           at org.seleniumhq.jetty9.util.thread.QueuedThreadPool.runJob (QueuedThreadPool.java:672)
E           at org.seleniumhq.jetty9.util.thread.QueuedThreadPool$2.run (QueuedThreadPool.java:590)
E           at java.lang.Thread.run (Thread.java:748)

.tox/py36/lib/python3.6/site-packages/selenium/webdriver/remote/errorhandler.py:193: WebDriverException
============================================================================================================================ 331 tests deselected =============================================================================================================================
================================================================================================================== 1 failed, 331 deselected in 4.42 seconds ===================================================================================================================
ERROR: InvocationError: '/home/davide/workspaces/pcm2_qa/.tox/py36/bin/py.test --splinter-webdriver=remote --variables=credentials/credentials-DEV-pcmw.yml --splinter-remote-url=http://localhost:4444/wd/hub/ -m login -k skin1 --variables capabilities/browsers/firefox/FIREFOX.json'
___________________________________________________________________________________________________________________________________ summary ___________________________________________________________________________________________________________________________________
ERROR:   py36: commands failed

zalando / zalenium

zalenium error with splinter #225