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Server error with certain dashboard widgets after upgrading to v4.0 #9520

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opened 2025-12-29 20:50:56 +01:00 by adam · 1 comment
adam commented 2025-12-29 20:50:56 +01:00
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Originally created by @julianstolp on GitHub (Apr 23, 2024).

Originally assigned to: @arthanson on GitHub.

Deployment Type

Self-hosted

NetBox Version

v4.0-beta2

Python Version

3.10

Steps to Reproduce

  1. Add Widget Object Count with Models Users > Group, Users > User in v3.7.5
  2. Upgrade to v4.0-beta2
  3. Restart NetBox
  4. Go to https://netbox-url/

Most likley caused by https://github.com/netbox-community/netbox/pull/15304

Expected Behavior

Dashboard view loads as usual.

Observed Behavior

Server Error

Environment:


Request Method: GET
Request URL: https://netbox-url/

Django Version: 5.0.4
Python Version: 3.10.12
Installed Applications:
['django.contrib.auth',
 'django.contrib.contenttypes',
 'django.contrib.sessions',
 'django.contrib.messages',
 'django.contrib.staticfiles',
 'django.contrib.humanize',
 'django.forms',
 'corsheaders',
 'debug_toolbar',
 'django_filters',
 'django_htmx',
 'django_tables2',
 'django_prometheus',
 'strawberry_django',
 'mptt',
 'rest_framework',
 'social_django',
 'taggit',
 'timezone_field',
 'core',
 'account',
 'circuits',
 'dcim',
 'ipam',
 'extras',
 'tenancy',
 'users',
 'utilities',
 'virtualization',
 'vpn',
 'wireless',
 'django_rq',
 'drf_spectacular',
 'drf_spectacular_sidecar']
Installed Middleware:
['strawberry_django.middlewares.debug_toolbar.DebugToolbarMiddleware',
 'django_prometheus.middleware.PrometheusBeforeMiddleware',
 'corsheaders.middleware.CorsMiddleware',
 'django.contrib.sessions.middleware.SessionMiddleware',
 'django.middleware.locale.LocaleMiddleware',
 'django.middleware.common.CommonMiddleware',
 'django.middleware.csrf.CsrfViewMiddleware',
 'django.contrib.auth.middleware.AuthenticationMiddleware',
 'django.contrib.messages.middleware.MessageMiddleware',
 'django.middleware.clickjacking.XFrameOptionsMiddleware',
 'django.middleware.security.SecurityMiddleware',
 'django_htmx.middleware.HtmxMiddleware',
 'netbox.middleware.RemoteUserMiddleware',
 'netbox.middleware.CoreMiddleware',
 'netbox.middleware.MaintenanceModeMiddleware',
 'django_prometheus.middleware.PrometheusAfterMiddleware']


Template error:
In template /opt/netbox/netbox/templates/extras/dashboard/widget.html, error at line 36
   ObjectType matching query does not exist.
   26 :       <a href="#"
   27 :         hx-get="{% url 'extras:dashboardwidget_delete' id=widget.id %}"
   28 :         hx-target="#htmx-modal-content"
   29 :         data-bs-toggle="modal"
   30 :         data-bs-target="#htmx-modal"
   31 :       >
   32 :         <i class="mdi mdi-close text-{{ widget.fg_color }}"></i>
   33 :       </a>
   34 :     </div>
   35 :     <div class="card-body p-2 pt-1 overflow-auto">
   36 :        {% render_widget widget %} 
   37 :     </div>
   38 :   </div>
   39 : </div>
   40 : 

Traceback (most recent call last):
  File "/opt/netbox/venv/lib/python3.10/site-packages/django/contrib/contenttypes/models.py", line 20, in get_by_natural_key
    ct = self._cache[self.db][(app_label, model)]

During handling of the above exception (('users', 'netboxgroup')), another exception occurred:
  File "/opt/netbox/venv/lib/python3.10/site-packages/django/core/handlers/exception.py", line 55, in inner
    response = get_response(request)
  File "/opt/netbox/venv/lib/python3.10/site-packages/django/core/handlers/base.py", line 197, in _get_response
    response = wrapped_callback(request, *callback_args, **callback_kwargs)
  File "/opt/netbox/venv/lib/python3.10/site-packages/django/views/generic/base.py", line 104, in view
    return self.dispatch(request, *args, **kwargs)
  File "/opt/netbox/venv/lib/python3.10/site-packages/django/views/generic/base.py", line 143, in dispatch
    return handler(request, *args, **kwargs)
  File "/opt/netbox/netbox/netbox/views/misc.py", line 59, in get
    return render(request, self.template_name, {
  File "/opt/netbox/venv/lib/python3.10/site-packages/django/shortcuts.py", line 25, in render
    content = loader.render_to_string(template_name, context, request, using=using)
  File "/opt/netbox/venv/lib/python3.10/site-packages/django/template/loader.py", line 62, in render_to_string
    return template.render(context, request)
  File "/opt/netbox/venv/lib/python3.10/site-packages/django/template/backends/django.py", line 61, in render
    return self.template.render(context)
  File "/opt/netbox/venv/lib/python3.10/site-packages/django/template/base.py", line 171, in render
    return self._render(context)
  File "/opt/netbox/venv/lib/python3.10/site-packages/django/test/utils.py", line 111, in instrumented_test_render
    return self.nodelist.render(context)
  File "/opt/netbox/venv/lib/python3.10/site-packages/django/template/base.py", line 1000, in render
    return SafeString("".join([node.render_annotated(context) for node in self]))
  File "/opt/netbox/venv/lib/python3.10/site-packages/django/template/base.py", line 1000, in <listcomp>
    return SafeString("".join([node.render_annotated(context) for node in self]))
  File "/opt/netbox/venv/lib/python3.10/site-packages/django/template/base.py", line 961, in render_annotated
    return self.render(context)
  File "/opt/netbox/venv/lib/python3.10/site-packages/django/template/loader_tags.py", line 159, in render
    return compiled_parent._render(context)
  File "/opt/netbox/venv/lib/python3.10/site-packages/django/test/utils.py", line 111, in instrumented_test_render
    return self.nodelist.render(context)
  File "/opt/netbox/venv/lib/python3.10/site-packages/django/template/base.py", line 1000, in render
    return SafeString("".join([node.render_annotated(context) for node in self]))
  File "/opt/netbox/venv/lib/python3.10/site-packages/django/template/base.py", line 1000, in <listcomp>
    return SafeString("".join([node.render_annotated(context) for node in self]))
  File "/opt/netbox/venv/lib/python3.10/site-packages/django/template/base.py", line 961, in render_annotated
    return self.render(context)
  File "/opt/netbox/venv/lib/python3.10/site-packages/django/template/loader_tags.py", line 159, in render
    return compiled_parent._render(context)
  File "/opt/netbox/venv/lib/python3.10/site-packages/django/test/utils.py", line 111, in instrumented_test_render
    return self.nodelist.render(context)
  File "/opt/netbox/venv/lib/python3.10/site-packages/django/template/base.py", line 1000, in render
    return SafeString("".join([node.render_annotated(context) for node in self]))
  File "/opt/netbox/venv/lib/python3.10/site-packages/django/template/base.py", line 1000, in <listcomp>
    return SafeString("".join([node.render_annotated(context) for node in self]))
  File "/opt/netbox/venv/lib/python3.10/site-packages/django/template/base.py", line 961, in render_annotated
    return self.render(context)
  File "/opt/netbox/venv/lib/python3.10/site-packages/django/template/loader_tags.py", line 65, in render
    result = block.nodelist.render(context)
  File "/opt/netbox/venv/lib/python3.10/site-packages/django/template/base.py", line 1000, in render
    return SafeString("".join([node.render_annotated(context) for node in self]))
  File "/opt/netbox/venv/lib/python3.10/site-packages/django/template/base.py", line 1000, in <listcomp>
    return SafeString("".join([node.render_annotated(context) for node in self]))
  File "/opt/netbox/venv/lib/python3.10/site-packages/django/template/base.py", line 961, in render_annotated
    return self.render(context)
  File "/opt/netbox/venv/lib/python3.10/site-packages/django/template/loader_tags.py", line 65, in render
    result = block.nodelist.render(context)
  File "/opt/netbox/venv/lib/python3.10/site-packages/django/template/base.py", line 1000, in render
    return SafeString("".join([node.render_annotated(context) for node in self]))
  File "/opt/netbox/venv/lib/python3.10/site-packages/django/template/base.py", line 1000, in <listcomp>
    return SafeString("".join([node.render_annotated(context) for node in self]))
  File "/opt/netbox/venv/lib/python3.10/site-packages/django/template/base.py", line 961, in render_annotated
    return self.render(context)
  File "/opt/netbox/venv/lib/python3.10/site-packages/django/template/defaulttags.py", line 242, in render
    nodelist.append(node.render_annotated(context))
  File "/opt/netbox/venv/lib/python3.10/site-packages/django/template/base.py", line 961, in render_annotated
    return self.render(context)
  File "/opt/netbox/venv/lib/python3.10/site-packages/django/template/loader_tags.py", line 210, in render
    return template.render(context)
  File "/opt/netbox/venv/lib/python3.10/site-packages/django/template/base.py", line 173, in render
    return self._render(context)
  File "/opt/netbox/venv/lib/python3.10/site-packages/django/test/utils.py", line 111, in instrumented_test_render
    return self.nodelist.render(context)
  File "/opt/netbox/venv/lib/python3.10/site-packages/django/template/base.py", line 1000, in render
    return SafeString("".join([node.render_annotated(context) for node in self]))
  File "/opt/netbox/venv/lib/python3.10/site-packages/django/template/base.py", line 1000, in <listcomp>
    return SafeString("".join([node.render_annotated(context) for node in self]))
  File "/opt/netbox/venv/lib/python3.10/site-packages/django/template/base.py", line 961, in render_annotated
    return self.render(context)
  File "/opt/netbox/venv/lib/python3.10/site-packages/django/template/library.py", line 237, in render
    output = self.func(*resolved_args, **resolved_kwargs)
  File "/opt/netbox/netbox/extras/templatetags/dashboard.py", line 11, in render_widget
    return widget.render(request)
  File "/opt/netbox/netbox/extras/dashboard/widgets.py", line 189, in render
    for model in get_models_from_content_types(self.config['models']):
  File "/opt/netbox/netbox/extras/dashboard/widgets.py", line 57, in get_models_from_content_types
    content_type = ObjectType.objects.get_by_natural_key(app_label, model_name)
  File "/opt/netbox/venv/lib/python3.10/site-packages/django/contrib/contenttypes/models.py", line 22, in get_by_natural_key
    ct = self.get(app_label=app_label, model=model)
  File "/opt/netbox/venv/lib/python3.10/site-packages/django/db/models/manager.py", line 87, in manager_method
    return getattr(self.get_queryset(), name)(*args, **kwargs)
  File "/opt/netbox/venv/lib/python3.10/site-packages/django/db/models/query.py", line 649, in get
    raise self.model.DoesNotExist(

Exception Type: DoesNotExist at /
Exception Value: ObjectType matching query does not exist.

image

Originally created by @julianstolp on GitHub (Apr 23, 2024). Originally assigned to: @arthanson on GitHub. ### Deployment Type Self-hosted ### NetBox Version v4.0-beta2 ### Python Version 3.10 ### Steps to Reproduce 1. Add Widget `Object Count` with Models `Users > Group`, `Users > User` in v3.7.5 2. Upgrade to v4.0-beta2 3. Restart NetBox 4. Go to https://netbox-url/ Most likley caused by https://github.com/netbox-community/netbox/pull/15304 ### Expected Behavior Dashboard view loads as usual. ### Observed Behavior Server Error ``` Environment: Request Method: GET Request URL: https://netbox-url/ Django Version: 5.0.4 Python Version: 3.10.12 Installed Applications: ['django.contrib.auth', 'django.contrib.contenttypes', 'django.contrib.sessions', 'django.contrib.messages', 'django.contrib.staticfiles', 'django.contrib.humanize', 'django.forms', 'corsheaders', 'debug_toolbar', 'django_filters', 'django_htmx', 'django_tables2', 'django_prometheus', 'strawberry_django', 'mptt', 'rest_framework', 'social_django', 'taggit', 'timezone_field', 'core', 'account', 'circuits', 'dcim', 'ipam', 'extras', 'tenancy', 'users', 'utilities', 'virtualization', 'vpn', 'wireless', 'django_rq', 'drf_spectacular', 'drf_spectacular_sidecar'] Installed Middleware: ['strawberry_django.middlewares.debug_toolbar.DebugToolbarMiddleware', 'django_prometheus.middleware.PrometheusBeforeMiddleware', 'corsheaders.middleware.CorsMiddleware', 'django.contrib.sessions.middleware.SessionMiddleware', 'django.middleware.locale.LocaleMiddleware', 'django.middleware.common.CommonMiddleware', 'django.middleware.csrf.CsrfViewMiddleware', 'django.contrib.auth.middleware.AuthenticationMiddleware', 'django.contrib.messages.middleware.MessageMiddleware', 'django.middleware.clickjacking.XFrameOptionsMiddleware', 'django.middleware.security.SecurityMiddleware', 'django_htmx.middleware.HtmxMiddleware', 'netbox.middleware.RemoteUserMiddleware', 'netbox.middleware.CoreMiddleware', 'netbox.middleware.MaintenanceModeMiddleware', 'django_prometheus.middleware.PrometheusAfterMiddleware'] Template error: In template /opt/netbox/netbox/templates/extras/dashboard/widget.html, error at line 36 ObjectType matching query does not exist. 26 : <a href="#" 27 : hx-get="{% url 'extras:dashboardwidget_delete' id=widget.id %}" 28 : hx-target="#htmx-modal-content" 29 : data-bs-toggle="modal" 30 : data-bs-target="#htmx-modal" 31 : > 32 : <i class="mdi mdi-close text-{{ widget.fg_color }}"></i> 33 : </a> 34 : </div> 35 : <div class="card-body p-2 pt-1 overflow-auto"> 36 : {% render_widget widget %} 37 : </div> 38 : </div> 39 : </div> 40 : Traceback (most recent call last): File "/opt/netbox/venv/lib/python3.10/site-packages/django/contrib/contenttypes/models.py", line 20, in get_by_natural_key ct = self._cache[self.db][(app_label, model)] During handling of the above exception (('users', 'netboxgroup')), another exception occurred: File "/opt/netbox/venv/lib/python3.10/site-packages/django/core/handlers/exception.py", line 55, in inner response = get_response(request) File "/opt/netbox/venv/lib/python3.10/site-packages/django/core/handlers/base.py", line 197, in _get_response response = wrapped_callback(request, *callback_args, **callback_kwargs) File "/opt/netbox/venv/lib/python3.10/site-packages/django/views/generic/base.py", line 104, in view return self.dispatch(request, *args, **kwargs) File "/opt/netbox/venv/lib/python3.10/site-packages/django/views/generic/base.py", line 143, in dispatch return handler(request, *args, **kwargs) File "/opt/netbox/netbox/netbox/views/misc.py", line 59, in get return render(request, self.template_name, { File "/opt/netbox/venv/lib/python3.10/site-packages/django/shortcuts.py", line 25, in render content = loader.render_to_string(template_name, context, request, using=using) File "/opt/netbox/venv/lib/python3.10/site-packages/django/template/loader.py", line 62, in render_to_string return template.render(context, request) File "/opt/netbox/venv/lib/python3.10/site-packages/django/template/backends/django.py", line 61, in render return self.template.render(context) File "/opt/netbox/venv/lib/python3.10/site-packages/django/template/base.py", line 171, in render return self._render(context) File "/opt/netbox/venv/lib/python3.10/site-packages/django/test/utils.py", line 111, in instrumented_test_render return self.nodelist.render(context) File "/opt/netbox/venv/lib/python3.10/site-packages/django/template/base.py", line 1000, in render return SafeString("".join([node.render_annotated(context) for node in self])) File "/opt/netbox/venv/lib/python3.10/site-packages/django/template/base.py", line 1000, in <listcomp> return SafeString("".join([node.render_annotated(context) for node in self])) File "/opt/netbox/venv/lib/python3.10/site-packages/django/template/base.py", line 961, in render_annotated return self.render(context) File "/opt/netbox/venv/lib/python3.10/site-packages/django/template/loader_tags.py", line 159, in render return compiled_parent._render(context) File "/opt/netbox/venv/lib/python3.10/site-packages/django/test/utils.py", line 111, in instrumented_test_render return self.nodelist.render(context) File "/opt/netbox/venv/lib/python3.10/site-packages/django/template/base.py", line 1000, in render return SafeString("".join([node.render_annotated(context) for node in self])) File "/opt/netbox/venv/lib/python3.10/site-packages/django/template/base.py", line 1000, in <listcomp> return SafeString("".join([node.render_annotated(context) for node in self])) File "/opt/netbox/venv/lib/python3.10/site-packages/django/template/base.py", line 961, in render_annotated return self.render(context) File "/opt/netbox/venv/lib/python3.10/site-packages/django/template/loader_tags.py", line 159, in render return compiled_parent._render(context) File "/opt/netbox/venv/lib/python3.10/site-packages/django/test/utils.py", line 111, in instrumented_test_render return self.nodelist.render(context) File "/opt/netbox/venv/lib/python3.10/site-packages/django/template/base.py", line 1000, in render return SafeString("".join([node.render_annotated(context) for node in self])) File "/opt/netbox/venv/lib/python3.10/site-packages/django/template/base.py", line 1000, in <listcomp> return SafeString("".join([node.render_annotated(context) for node in self])) File "/opt/netbox/venv/lib/python3.10/site-packages/django/template/base.py", line 961, in render_annotated return self.render(context) File "/opt/netbox/venv/lib/python3.10/site-packages/django/template/loader_tags.py", line 65, in render result = block.nodelist.render(context) File "/opt/netbox/venv/lib/python3.10/site-packages/django/template/base.py", line 1000, in render return SafeString("".join([node.render_annotated(context) for node in self])) File "/opt/netbox/venv/lib/python3.10/site-packages/django/template/base.py", line 1000, in <listcomp> return SafeString("".join([node.render_annotated(context) for node in self])) File "/opt/netbox/venv/lib/python3.10/site-packages/django/template/base.py", line 961, in render_annotated return self.render(context) File "/opt/netbox/venv/lib/python3.10/site-packages/django/template/loader_tags.py", line 65, in render result = block.nodelist.render(context) File "/opt/netbox/venv/lib/python3.10/site-packages/django/template/base.py", line 1000, in render return SafeString("".join([node.render_annotated(context) for node in self])) File "/opt/netbox/venv/lib/python3.10/site-packages/django/template/base.py", line 1000, in <listcomp> return SafeString("".join([node.render_annotated(context) for node in self])) File "/opt/netbox/venv/lib/python3.10/site-packages/django/template/base.py", line 961, in render_annotated return self.render(context) File "/opt/netbox/venv/lib/python3.10/site-packages/django/template/defaulttags.py", line 242, in render nodelist.append(node.render_annotated(context)) File "/opt/netbox/venv/lib/python3.10/site-packages/django/template/base.py", line 961, in render_annotated return self.render(context) File "/opt/netbox/venv/lib/python3.10/site-packages/django/template/loader_tags.py", line 210, in render return template.render(context) File "/opt/netbox/venv/lib/python3.10/site-packages/django/template/base.py", line 173, in render return self._render(context) File "/opt/netbox/venv/lib/python3.10/site-packages/django/test/utils.py", line 111, in instrumented_test_render return self.nodelist.render(context) File "/opt/netbox/venv/lib/python3.10/site-packages/django/template/base.py", line 1000, in render return SafeString("".join([node.render_annotated(context) for node in self])) File "/opt/netbox/venv/lib/python3.10/site-packages/django/template/base.py", line 1000, in <listcomp> return SafeString("".join([node.render_annotated(context) for node in self])) File "/opt/netbox/venv/lib/python3.10/site-packages/django/template/base.py", line 961, in render_annotated return self.render(context) File "/opt/netbox/venv/lib/python3.10/site-packages/django/template/library.py", line 237, in render output = self.func(*resolved_args, **resolved_kwargs) File "/opt/netbox/netbox/extras/templatetags/dashboard.py", line 11, in render_widget return widget.render(request) File "/opt/netbox/netbox/extras/dashboard/widgets.py", line 189, in render for model in get_models_from_content_types(self.config['models']): File "/opt/netbox/netbox/extras/dashboard/widgets.py", line 57, in get_models_from_content_types content_type = ObjectType.objects.get_by_natural_key(app_label, model_name) File "/opt/netbox/venv/lib/python3.10/site-packages/django/contrib/contenttypes/models.py", line 22, in get_by_natural_key ct = self.get(app_label=app_label, model=model) File "/opt/netbox/venv/lib/python3.10/site-packages/django/db/models/manager.py", line 87, in manager_method return getattr(self.get_queryset(), name)(*args, **kwargs) File "/opt/netbox/venv/lib/python3.10/site-packages/django/db/models/query.py", line 649, in get raise self.model.DoesNotExist( Exception Type: DoesNotExist at / Exception Value: ObjectType matching query does not exist. ``` ![image](https://github.com/netbox-community/netbox/assets/41152397/8c10adae-8576-463a-973d-590908a49272)
adam added the type: bugstatus: acceptedbetaseverity: medium labels 2025-12-29 20:50:56 +01:00
adam closed this issue 2025-12-29 20:50:56 +01:00
adam commented 2025-12-29 20:50:57 +01:00
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@jeffgdotorg commented on GitHub (Apr 23, 2024):

Thanks for your report. Problem behavior reproduced.

@jeffgdotorg commented on GitHub (Apr 23, 2024): Thanks for your report. Problem behavior reproduced.
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Reference: starred/netbox#9520
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