jupyterlab / jupyterlab

JupyterLab computational environment.
https://jupyterlab.readthedocs.io/
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Not able to Save and Export Notebook #16309

Closed lokashrinav closed 1 month ago

lokashrinav commented 1 month ago

Description

I don't know if this is just a personal issue, but when I click/hover Save and Export Notebook, no options are appearing.

Reproduce

  1. Open Notebook
  2. Click File
  3. Click Save and Export Notebook As

Expected behavior

The list of possible items to Save and Export Notebook should appear.

Context

Troubleshoot Output
Paste the output from running `jupyter troubleshoot` from the command line here.
You may want to sanitize the paths in the output.
Command Line Output
PS C:\Users\navee\jupyterlab> jupyter lab --dev-mode
[I 2024-05-10 00:49:05.610 ServerApp] ipyparallel | extension was successfully linked.
[I 2024-05-10 00:49:05.610 ServerApp] jupyter_lsp | extension was successfully linked.
[I 2024-05-10 00:49:05.626 ServerApp] jupyter_server_terminals | extension was successfully linked.
[I 2024-05-10 00:49:05.626 ServerApp] jupyterlab | extension was successfully linked.
[I 2024-05-10 00:49:05.641 ServerApp] notebook | extension was successfully linked.
[I 2024-05-10 00:49:05.641 ServerApp] notebook_shim | extension was successfully linked.
[I 2024-05-10 00:49:05.688 ServerApp] notebook_shim | extension was successfully loaded.
[I 2024-05-10 00:49:05.689 ServerApp] Loading IPython parallel extension
[I 2024-05-10 00:49:05.689 ServerApp] ipyparallel | extension was successfully loaded.
[I 2024-05-10 00:49:05.689 ServerApp] jupyter_lsp | extension was successfully loaded.
[I 2024-05-10 00:49:05.689 ServerApp] jupyter_server_terminals | extension was successfully loaded.
[I 2024-05-10 00:49:05.689 LabApp] Running JupyterLab in dev mode
[I 2024-05-10 00:49:05.689 LabApp] JupyterLab extension loaded from C:\Users\navee\AppData\Local\Programs\Python\Python311\Lib\site-packages\jupyterlab
[I 2024-05-10 00:49:05.689 LabApp] JupyterLab application directory is C:\Users\navee\AppData\Local\Programs\Python\Python311\Lib\site-packages\dev_mode
[I 2024-05-10 00:49:10.024 LabApp] You're running JupyterLab from source.
    If you're working on the TypeScript sources of JupyterLab, try running

        jupyter lab --dev-mode --watch

    to have the system incrementally watch and build JupyterLab for you, as you
    make changes.

[I 2024-05-10 00:49:10.024 LabApp] Extension Manager is 'pypi'.
[I 2024-05-10 00:49:10.290 ServerApp] jupyterlab | extension was successfully loaded.
[I 2024-05-10 00:49:10.296 ServerApp] notebook | extension was successfully loaded.
[I 2024-05-10 00:49:10.296 ServerApp] Serving notebooks from local directory: C:\Users\navee\jupyterlab
[I 2024-05-10 00:49:10.296 ServerApp] Jupyter Server 2.14.0 is running at:
[I 2024-05-10 00:49:10.296 ServerApp] http://localhost:8888/lab?token=4a449f591d102dc72a4e226944dfa2e5612ae7813d004ca1
[I 2024-05-10 00:49:10.304 ServerApp]     http://127.0.0.1:8888/lab?token=4a449f591d102dc72a4e226944dfa2e5612ae7813d004ca1
[I 2024-05-10 00:49:10.304 ServerApp] Use Control-C to stop this server and shut down all kernels (twice to skip confirmation).
[C 2024-05-10 00:49:10.320 ServerApp]

    To access the server, open this file in a browser:
        file:///C:/Users/navee/AppData/Roaming/jupyter/runtime/jpserver-33072-open.html
    Or copy and paste one of these URLs:
        http://localhost:8888/lab?token=4a449f591d102dc72a4e226944dfa2e5612ae7813d004ca1
        http://127.0.0.1:8888/lab?token=4a449f591d102dc72a4e226944dfa2e5612ae7813d004ca1
[I 2024-05-10 00:49:11.135 ServerApp] Skipped non-installed server(s): bash-language-server, dockerfile-language-server-nodejs, javascript-typescript-langserver, jedi-language-server, julia-language-server, pyright, python-language-server, python-lsp-server, r-languageserver, sql-language-server, texlab, typescript-language-server, unified-language-server, vscode-css-languageserver-bin, vscode-html-languageserver-bin, vscode-json-languageserver-bin, yaml-language-server
[E 2024-05-10 00:49:11.638 ServerApp] Uncaught exception GET /lab?token=4a449f591d102dc72a4e226944dfa2e5612ae7813d004ca1 (::1)
    HTTPServerRequest(protocol='http', host='localhost:8888', method='GET', uri='/lab?token=4a449f591d102dc72a4e226944dfa2e5612ae7813d004ca1', version='HTTP/1.1', remote_ip='::1')
    Traceback (most recent call last):
      File "C:\Users\navee\AppData\Local\Programs\Python\Python311\Lib\site-packages\jupyter_server\extension\handler.py", line 28, in get_template
        return cast(str, self.settings[env].get_template(name))  # type:ignore[attr-defined]
                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
      File "C:\Users\navee\AppData\Local\Programs\Python\Python311\Lib\site-packages\jinja2\environment.py", line 1013, in get_template
        return self._load_template(name, globals)
               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
      File "C:\Users\navee\AppData\Local\Programs\Python\Python311\Lib\site-packages\jinja2\environment.py", line 972, in _load_template
        template = self.loader.load(self, name, self.make_globals(globals))
                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
      File "C:\Users\navee\AppData\Local\Programs\Python\Python311\Lib\site-packages\jinja2\loaders.py", line 126, in load
        source, filename, uptodate = self.get_source(environment, name)
                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
      File "C:\Users\navee\AppData\Local\Programs\Python\Python311\Lib\site-packages\jinja2\loaders.py", line 207, in get_source
        raise TemplateNotFound(template)
    jinja2.exceptions.TemplateNotFound: index.html

    During handling of the above exception, another exception occurred:

    Traceback (most recent call last):
      File "C:\Users\navee\AppData\Local\Programs\Python\Python311\Lib\site-packages\tornado\web.py", line 1788, in _execute
        result = method(*self.path_args, **self.path_kwargs)
                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
      File "C:\Users\navee\AppData\Local\Programs\Python\Python311\Lib\site-packages\tornado\web.py", line 3301, in wrapper
        return method(self, *args, **kwargs)
               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
      File "C:\Users\navee\AppData\Local\Programs\Python\Python311\Lib\site-packages\tornado\web.py", line 1967, in wrapper
        return method(self, *args, **kwargs)
               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
      File "C:\Users\navee\AppData\Local\Programs\Python\Python311\Lib\site-packages\jupyterlab_server\handlers.py", line 172, in get
        tpl = self.render_template("index.html", page_config=page_config)  # type:ignore[no-untyped-call]
              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
      File "C:\Users\navee\AppData\Local\Programs\Python\Python311\Lib\site-packages\jupyter_server\base\handlers.py", line 666, in render_template
        template = self.get_template(name)
                   ^^^^^^^^^^^^^^^^^^^^^^^
      File "C:\Users\navee\AppData\Local\Programs\Python\Python311\Lib\site-packages\jupyter_server\extension\handler.py", line 30, in get_template
        return cast(str, super().get_template(name))  # type:ignore[misc]
                         ^^^^^^^^^^^^^^^^^^^^^^^^^^
      File "C:\Users\navee\AppData\Local\Programs\Python\Python311\Lib\site-packages\jupyter_server\base\handlers.py", line 661, in get_template
        return self.settings["jinja2_env"].get_template(name)
               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
      File "C:\Users\navee\AppData\Local\Programs\Python\Python311\Lib\site-packages\jinja2\environment.py", line 1013, in get_template
        return self._load_template(name, globals)
               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
      File "C:\Users\navee\AppData\Local\Programs\Python\Python311\Lib\site-packages\jinja2\environment.py", line 972, in _load_template
        template = self.loader.load(self, name, self.make_globals(globals))
                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
      File "C:\Users\navee\AppData\Local\Programs\Python\Python311\Lib\site-packages\jinja2\loaders.py", line 126, in load
        source, filename, uptodate = self.get_source(environment, name)
                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
      File "C:\Users\navee\AppData\Local\Programs\Python\Python311\Lib\site-packages\jinja2\loaders.py", line 207, in get_source
        raise TemplateNotFound(template)
    jinja2.exceptions.TemplateNotFound: index.html
[E 2024-05-10 00:49:11.653 ServerApp] Could not open static file ''
[E 2024-05-10 00:49:11.669 LabApp] {
      "Host": "localhost:8888",
      "Accept": "text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3;q=0.7",
      "User-Agent": "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/124.0.0.0 Safari/537.36"
    }
[E 2024-05-10 00:49:11.669 LabApp] 500 GET /lab?token=[secret] (2bb57da0b844421eb094cfacca377e93@::1) 31.24ms referer=None
[W 2024-05-10 00:49:11.716 ServerApp] 404 GET /static/lab/logo/logo.png (2bb57da0b844421eb094cfacca377e93@::1) 0.00ms referer=http://localhost:8888/lab?token=[secret]
[W 2024-05-10 00:49:11.730 ServerApp] 404 GET /static/lab/style/bootstrap.min.css (2bb57da0b844421eb094cfacca377e93@::1) 0.00ms referer=http://localhost:8888/lab?token=[secret]
[W 2024-05-10 00:49:11.738 ServerApp] 404 GET /static/lab/style/index.css (2bb57da0b844421eb094cfacca377e93@::1) 0.00ms referer=http://localhost:8888/lab?token=[secret]
[W 2024-05-10 00:49:11.738 ServerApp] 404 GET /static/lab/style/bootstrap-theme.min.css (2bb57da0b844421eb094cfacca377e93@::1) 0.00ms referer=http://localhost:8888/lab?token=[secret]
[W 2024-05-10 00:49:12.036 ServerApp] 403 GET /static/lab/favicon.ico (::1): favicon.ico is not in root static directory
[W 2024-05-10 00:49:12.036 ServerApp] 403 GET /static/lab/favicon.ico (2bb57da0b844421eb094cfacca377e93@::1) 0.00ms referer=http://localhost:8888/lab
[E 2024-05-10 00:49:13.448 ServerApp] Uncaught exception GET /lab (::1)
    HTTPServerRequest(protocol='http', host='localhost:8888', method='GET', uri='/lab', version='HTTP/1.1', remote_ip='::1')
    Traceback (most recent call last):
      File "C:\Users\navee\AppData\Local\Programs\Python\Python311\Lib\site-packages\jupyter_server\extension\handler.py", line 28, in get_template
        return cast(str, self.settings[env].get_template(name))  # type:ignore[attr-defined]
                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
      File "C:\Users\navee\AppData\Local\Programs\Python\Python311\Lib\site-packages\jinja2\environment.py", line 1013, in get_template
        return self._load_template(name, globals)
               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
      File "C:\Users\navee\AppData\Local\Programs\Python\Python311\Lib\site-packages\jinja2\environment.py", line 972, in _load_template
        template = self.loader.load(self, name, self.make_globals(globals))
                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
      File "C:\Users\navee\AppData\Local\Programs\Python\Python311\Lib\site-packages\jinja2\loaders.py", line 126, in load
        source, filename, uptodate = self.get_source(environment, name)
                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
      File "C:\Users\navee\AppData\Local\Programs\Python\Python311\Lib\site-packages\jinja2\loaders.py", line 207, in get_source
        raise TemplateNotFound(template)
    jinja2.exceptions.TemplateNotFound: index.html

    During handling of the above exception, another exception occurred:

    Traceback (most recent call last):
      File "C:\Users\navee\AppData\Local\Programs\Python\Python311\Lib\site-packages\tornado\web.py", line 1788, in _execute
        result = method(*self.path_args, **self.path_kwargs)
                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
      File "C:\Users\navee\AppData\Local\Programs\Python\Python311\Lib\site-packages\tornado\web.py", line 3301, in wrapper
        return method(self, *args, **kwargs)
               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
      File "C:\Users\navee\AppData\Local\Programs\Python\Python311\Lib\site-packages\tornado\web.py", line 1967, in wrapper
        return method(self, *args, **kwargs)
               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
      File "C:\Users\navee\AppData\Local\Programs\Python\Python311\Lib\site-packages\jupyterlab_server\handlers.py", line 172, in get
        tpl = self.render_template("index.html", page_config=page_config)  # type:ignore[no-untyped-call]
              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
      File "C:\Users\navee\AppData\Local\Programs\Python\Python311\Lib\site-packages\jupyter_server\base\handlers.py", line 666, in render_template
        template = self.get_template(name)
                   ^^^^^^^^^^^^^^^^^^^^^^^
      File "C:\Users\navee\AppData\Local\Programs\Python\Python311\Lib\site-packages\jupyter_server\extension\handler.py", line 30, in get_template
        return cast(str, super().get_template(name))  # type:ignore[misc]
                         ^^^^^^^^^^^^^^^^^^^^^^^^^^
      File "C:\Users\navee\AppData\Local\Programs\Python\Python311\Lib\site-packages\jupyter_server\base\handlers.py", line 661, in get_template
        return self.settings["jinja2_env"].get_template(name)
               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
      File "C:\Users\navee\AppData\Local\Programs\Python\Python311\Lib\site-packages\jinja2\environment.py", line 1013, in get_template
        return self._load_template(name, globals)
               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
      File "C:\Users\navee\AppData\Local\Programs\Python\Python311\Lib\site-packages\jinja2\environment.py", line 972, in _load_template
        template = self.loader.load(self, name, self.make_globals(globals))
                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
      File "C:\Users\navee\AppData\Local\Programs\Python\Python311\Lib\site-packages\jinja2\loaders.py", line 126, in load
        source, filename, uptodate = self.get_source(environment, name)
                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
      File "C:\Users\navee\AppData\Local\Programs\Python\Python311\Lib\site-packages\jinja2\loaders.py", line 207, in get_source
        raise TemplateNotFound(template)
    jinja2.exceptions.TemplateNotFound: index.html
[E 2024-05-10 00:49:13.461 LabApp] {
      "Host": "localhost:8888",
      "Accept": "text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3;q=0.7",
      "User-Agent": "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/124.0.0.0 Safari/537.36"
    }
[E 2024-05-10 00:49:13.465 LabApp] 500 GET /lab (2bb57da0b844421eb094cfacca377e93@::1) 24.22ms referer=None
[W 2024-05-10 00:49:13.477 ServerApp] 404 GET /static/lab/style/bootstrap.min.css?v=0e8a7fbd6de23ad6b27ab95802a0a0915af6693af612bc304d83af445529ce5d95842309ca3405d10f538d45c8a3a261b8cff78b4bd512dd9effb4109a71d0ab (2bb57da0b844421eb094cfacca377e93@::1) 0.00ms referer=http://localhost:8888/lab
[W 2024-05-10 00:49:13.492 ServerApp] 404 GET /static/lab/style/bootstrap-theme.min.css?v=8b2f045cb5b4d5ad346f6e816aa2566829a4f5f2783ec31d80d46a57de8ac0c3d21fe6e53bcd8e1f38ac17fcd06d12088bc9b43e23b5d1da52d10c6b717b22b3 (2bb57da0b844421eb094cfacca377e93@::1) 15.64ms referer=http://localhost:8888/lab
[W 2024-05-10 00:49:13.492 ServerApp] 404 GET /static/lab/style/index.css?v=30372e3246a801d662cf9e3f9dd656fa192eebde9054a2282449fe43919de9f0ee9b745d7eb49d3b0a5e56357912cc7d776390eddcab9dac85b77bdb17b4bdae (2bb57da0b844421eb094cfacca377e93@::1) 15.64ms referer=http://localhost:8888/lab
[W 2024-05-10 00:49:13.503 ServerApp] 404 GET /static/lab/logo/logo.png?v=a2a176ee3cee251ffddf5fa21fe8e43727a9e5f87a06f9c91ad7b776d9e9d3d5e0159c16cc188a3965e00375fb4bc336c16067c688f5040c0c2d4bfdb852a9e4 (2bb57da0b844421eb094cfacca377e93@::1) 0.00ms referer=http://localhost:8888/lab
[W 2024-05-10 00:49:13.548 ServerApp] 403 GET /static/lab/favicon.ico?v=50afa725b5de8b00030139d09b38620224d4e7dba47c07ef0e86d4643f30c9bfe6bb7e1a4a1c561aa32834480909a4b6fe7cd1e17f7159330b6b5914bf45a880 (::1): favicon.ico is not in root static directory
[W 2024-05-10 00:49:13.557 ServerApp] 403 GET /static/lab/favicon.ico?v=50afa725b5de8b00030139d09b38620224d4e7dba47c07ef0e86d4643f30c9bfe6bb7e1a4a1c561aa32834480909a4b6fe7cd1e17f7159330b6b5914bf45a880 (2bb57da0b844421eb094cfacca377e93@::1) 8.05ms referer=http://localhost:8888/lab
[E 2024-05-10 00:49:14.998 ServerApp] Uncaught exception GET /lab (::1)
    HTTPServerRequest(protocol='http', host='localhost:8888', method='GET', uri='/lab', version='HTTP/1.1', remote_ip='::1')
    Traceback (most recent call last):
      File "C:\Users\navee\AppData\Local\Programs\Python\Python311\Lib\site-packages\jupyter_server\extension\handler.py", line 28, in get_template
        return cast(str, self.settings[env].get_template(name))  # type:ignore[attr-defined]
                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
      File "C:\Users\navee\AppData\Local\Programs\Python\Python311\Lib\site-packages\jinja2\environment.py", line 1013, in get_template
        return self._load_template(name, globals)
               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
      File "C:\Users\navee\AppData\Local\Programs\Python\Python311\Lib\site-packages\jinja2\environment.py", line 972, in _load_template
        template = self.loader.load(self, name, self.make_globals(globals))
                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
      File "C:\Users\navee\AppData\Local\Programs\Python\Python311\Lib\site-packages\jinja2\loaders.py", line 126, in load
        source, filename, uptodate = self.get_source(environment, name)
                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
      File "C:\Users\navee\AppData\Local\Programs\Python\Python311\Lib\site-packages\jinja2\loaders.py", line 207, in get_source
        raise TemplateNotFound(template)
    jinja2.exceptions.TemplateNotFound: index.html

    During handling of the above exception, another exception occurred:

    Traceback (most recent call last):
      File "C:\Users\navee\AppData\Local\Programs\Python\Python311\Lib\site-packages\tornado\web.py", line 1788, in _execute
        result = method(*self.path_args, **self.path_kwargs)
                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
      File "C:\Users\navee\AppData\Local\Programs\Python\Python311\Lib\site-packages\tornado\web.py", line 3301, in wrapper
        return method(self, *args, **kwargs)
               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
      File "C:\Users\navee\AppData\Local\Programs\Python\Python311\Lib\site-packages\tornado\web.py", line 1967, in wrapper
        return method(self, *args, **kwargs)
               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
      File "C:\Users\navee\AppData\Local\Programs\Python\Python311\Lib\site-packages\jupyterlab_server\handlers.py", line 172, in get
        tpl = self.render_template("index.html", page_config=page_config)  # type:ignore[no-untyped-call]
              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
      File "C:\Users\navee\AppData\Local\Programs\Python\Python311\Lib\site-packages\jupyter_server\base\handlers.py", line 666, in render_template
        template = self.get_template(name)
                   ^^^^^^^^^^^^^^^^^^^^^^^
      File "C:\Users\navee\AppData\Local\Programs\Python\Python311\Lib\site-packages\jupyter_server\extension\handler.py", line 30, in get_template
        return cast(str, super().get_template(name))  # type:ignore[misc]
                         ^^^^^^^^^^^^^^^^^^^^^^^^^^
      File "C:\Users\navee\AppData\Local\Programs\Python\Python311\Lib\site-packages\jupyter_server\base\handlers.py", line 661, in get_template
        return self.settings["jinja2_env"].get_template(name)
               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
      File "C:\Users\navee\AppData\Local\Programs\Python\Python311\Lib\site-packages\jinja2\environment.py", line 1013, in get_template
        return self._load_template(name, globals)
               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
      File "C:\Users\navee\AppData\Local\Programs\Python\Python311\Lib\site-packages\jinja2\environment.py", line 972, in _load_template
        template = self.loader.load(self, name, self.make_globals(globals))
                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
      File "C:\Users\navee\AppData\Local\Programs\Python\Python311\Lib\site-packages\jinja2\loaders.py", line 126, in load
        source, filename, uptodate = self.get_source(environment, name)
                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
      File "C:\Users\navee\AppData\Local\Programs\Python\Python311\Lib\site-packages\jinja2\loaders.py", line 207, in get_source
        raise TemplateNotFound(template)
    jinja2.exceptions.TemplateNotFound: index.html
[E 2024-05-10 00:49:15.013 LabApp] {
      "Host": "localhost:8888",
      "Accept": "text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3;q=0.7",
      "Referer": "http://localhost:8888/lab",
      "User-Agent": "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/124.0.0.0 Safari/537.36"
    }
[E 2024-05-10 00:49:15.013 LabApp] 500 GET /lab (2bb57da0b844421eb094cfacca377e93@::1) 16.84ms referer=http://localhost:8888/lab
[W 2024-05-10 00:49:15.039 ServerApp] 404 GET /static/lab/style/bootstrap.min.css?v=0e8a7fbd6de23ad6b27ab95802a0a0915af6693af612bc304d83af445529ce5d95842309ca3405d10f538d45c8a3a261b8cff78b4bd512dd9effb4109a71d0ab (2bb57da0b844421eb094cfacca377e93@::1) 2.88ms referer=http://localhost:8888/lab
[W 2024-05-10 00:49:15.041 ServerApp] 404 GET /static/lab/style/bootstrap-theme.min.css?v=8b2f045cb5b4d5ad346f6e816aa2566829a4f5f2783ec31d80d46a57de8ac0c3d21fe6e53bcd8e1f38ac17fcd06d12088bc9b43e23b5d1da52d10c6b717b22b3 (2bb57da0b844421eb094cfacca377e93@::1) 1.53ms referer=http://localhost:8888/lab
[W 2024-05-10 00:49:15.046 ServerApp] 404 GET /static/lab/style/index.css?v=30372e3246a801d662cf9e3f9dd656fa192eebde9054a2282449fe43919de9f0ee9b745d7eb49d3b0a5e56357912cc7d776390eddcab9dac85b77bdb17b4bdae (2bb57da0b844421eb094cfacca377e93@::1) 1.72ms referer=http://localhost:8888/lab
[W 2024-05-10 00:49:15.049 ServerApp] 404 GET /static/lab/logo/logo.png?v=a2a176ee3cee251ffddf5fa21fe8e43727a9e5f87a06f9c91ad7b776d9e9d3d5e0159c16cc188a3965e00375fb4bc336c16067c688f5040c0c2d4bfdb852a9e4 (2bb57da0b844421eb094cfacca377e93@::1) 4.52ms referer=http://localhost:8888/lab
[W 2024-05-10 00:49:15.095 ServerApp] 403 GET /static/lab/favicon.ico?v=50afa725b5de8b00030139d09b38620224d4e7dba47c07ef0e86d4643f30c9bfe6bb7e1a4a1c561aa32834480909a4b6fe7cd1e17f7159330b6b5914bf45a880 (::1): favicon.ico is not in root static directory
[W 2024-05-10 00:49:15.103 ServerApp] 403 GET /static/lab/favicon.ico?v=50afa725b5de8b00030139d09b38620224d4e7dba47c07ef0e86d4643f30c9bfe6bb7e1a4a1c561aa32834480909a4b6fe7cd1e17f7159330b6b5914bf45a880 (2bb57da0b844421eb094cfacca377e93@::1) 8.14ms referer=http://localhost:8888/lab
[E 2024-05-10 00:49:15.151 ServerApp] Uncaught exception GET /lab (::1)
    HTTPServerRequest(protocol='http', host='localhost:8888', method='GET', uri='/lab', version='HTTP/1.1', remote_ip='::1')
    Traceback (most recent call last):
      File "C:\Users\navee\AppData\Local\Programs\Python\Python311\Lib\site-packages\jupyter_server\extension\handler.py", line 28, in get_template
        return cast(str, self.settings[env].get_template(name))  # type:ignore[attr-defined]
                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
      File "C:\Users\navee\AppData\Local\Programs\Python\Python311\Lib\site-packages\jinja2\environment.py", line 1013, in get_template
        return self._load_template(name, globals)
               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
      File "C:\Users\navee\AppData\Local\Programs\Python\Python311\Lib\site-packages\jinja2\environment.py", line 972, in _load_template
        template = self.loader.load(self, name, self.make_globals(globals))
                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
      File "C:\Users\navee\AppData\Local\Programs\Python\Python311\Lib\site-packages\jinja2\loaders.py", line 126, in load
        source, filename, uptodate = self.get_source(environment, name)
                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
      File "C:\Users\navee\AppData\Local\Programs\Python\Python311\Lib\site-packages\jinja2\loaders.py", line 207, in get_source
        raise TemplateNotFound(template)
    jinja2.exceptions.TemplateNotFound: index.html
Browser Output
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