DuplicateLabelError: null
File "raven/middleware.py", line 20, in common_exception_handling
yield
File "raven/middleware.py", line 98, in __call__
iterable = self.application(environ, start_response)
File "/opt/onegov-town/lib/python3.4/site-packages/onegov/server/core.py", line 151, in __call__
return application(environ, start_response)
File "morepath/app.py", line 136, in __call__
response = self.publish(request)
File "morepath/core.py", line 216, in poisoned_host_header_protection_tween
return handler(request)
File "/opt/onegov-town/lib/python3.4/site-packages/onegov/core/framework.py", line 845, in current_language_tween
return handler(request)
File "/opt/onegov-town/lib/python3.4/site-packages/onegov/core/framework.py", line 816, in http_conflict_tween
return handler(request)
File "/opt/onegov-town/lib/python3.4/site-packages/onegov/search/integration.py", line 221, in process_indexer_tween
result = handler(request)
File "/opt/onegov-town/lib/python3.4/site-packages/onegov/file/integration.py", line 107, in configure_depot_tween
return handler(request)
File "/opt/onegov-town/lib/python3.4/site-packages/more/transaction/main.py", line 65, in transaction_tween
response = handler(request)
File "morepath/core.py", line 176, in excview_tween
response = handler(request)
File "/opt/onegov-town/lib/python3.4/site-packages/onegov/core/framework.py", line 763, in fix_webassets_url
response = handler(request)
File "/opt/onegov-town/lib/python3.4/site-packages/more/webassets/tweens.py", line 132, in __call__
return self.handler(request)
File "/opt/onegov-town/lib/python3.4/site-packages/more/webassets/tweens.py", line 84, in __call__
response = self.handler(request)
File "/opt/onegov-town/lib/python3.4/site-packages/onegov/core/framework.py", line 876, in spawn_cronjob_thread_tween
return handler(request)
File "/opt/onegov-town/lib/python3.4/site-packages/onegov/gis/integration.py", line 66, in inject_mapbox_api_token_tween
response = handler(request)
File "morepath/publish.py", line 39, in publish
return resolve_response(obj, request)
File "morepath/publish.py", line 94, in resolve_response
return request.app.get_view(obj, request)
File "<generated code: def call(self, obj, request):
_key = _registry_key(self=self, obj=obj, request=request)
return (_component_lookup(_key) or
_fallback_lookup(_key) or
_fallback)(self, obj, request)
>", line 5, in call
File "morepath/view.py", line 67, in __call__
content = self.func(obj, request)
File "/opt/onegov-town/lib/python3.4/site-packages/onegov/core/directives.py", line 118, in handle_form
_class = fetch_form_class(form_class, self, request)
File "/opt/onegov-town/lib/python3.4/site-packages/onegov/core/directives.py", line 79, in fetch_form_class
return form_class(model, request)
File "/opt/onegov-town/lib/python3.4/site-packages/onegov/org/views/editor.py", line 20, in get_form_class
return editor.page.get_form_class(editor.trait, request)
File "/opt/onegov-town/lib/python3.4/site-packages/onegov/org/models/page.py", line 97, in get_form_class
return self.with_content_extensions(PageForm, request)
File "/opt/onegov-town/lib/python3.4/site-packages/onegov/org/models/extensions.py", line 38, in with_content_extensions
form_class = extension.extend_form(self, form_class, request)
File "/opt/onegov-town/lib/python3.4/site-packages/onegov/org/models/extensions.py", line 363, in extend_form
id=person.id
File "/opt/onegov-town/lib/python3.4/site-packages/onegov/form/parser/core.py", line 750, in add_field
raise errors.DuplicateLabelError(label=label)
The generated label name is not unique.