Bug in order details page

stacktrace.py

Environment:

Request Method: GET
Request URL: http://127.0.0.1:8003/api/v1/orders/1585

Django Version: 1.11.5
Python Version: 2.7.13
Installed Applications:
('django.contrib.admin',
 'django.contrib.auth',
 'django.contrib.contenttypes',
 'django.contrib.sessions',
 'django.contrib.messages',
 'django.contrib.staticfiles',
 'opbeat.contrib.django',
 'corsheaders',
 'push_notifications',
 'rest_framework',
 'rest_framework.authtoken',
 'santehnik.core',
 'santehnik.account',
 'santehnik.my_auth',
 'santehnik.specialty',
 'santehnik.order',
 'santehnik.review',
 'santehnik.locations',
 'santehnik.notification',
 'santehnik.cars',
 'santehnik.comment',
 'santehnik.pm',
 'santehnik.service',
 'santehnik.payment',
 'santehnik.posts',
 'santehnik.clientapp',
 'santehnik.adminpanel',
 'santehnik.houses',
 'django_filters',
 'sitetree')
Installed Middleware:
('opbeat.contrib.django.middleware.OpbeatAPMMiddleware',
 'corsheaders.middleware.CorsMiddleware',
 'django.contrib.sessions.middleware.SessionMiddleware',
 'django.middleware.common.CommonMiddleware',
 'django.middleware.csrf.CsrfViewMiddleware',
 'django.contrib.auth.middleware.AuthenticationMiddleware',
 'django.contrib.auth.middleware.SessionAuthenticationMiddleware',
 'santehnik.account.middleware.UserRoleMiddleware',
 'django.contrib.messages.middleware.MessageMiddleware',
 'django.middleware.clickjacking.XFrameOptionsMiddleware',
 'django.middleware.security.SecurityMiddleware')



Traceback:

File "/usr/local/lib/python2.7/site-packages/django/core/handlers/exception.py" in inner
  41.             response = get_response(request)

File "/usr/local/lib/python2.7/site-packages/django/core/handlers/base.py" in _legacy_get_response
  249.             response = self._get_response(request)

File "/usr/local/lib/python2.7/site-packages/django/core/handlers/base.py" in _get_response
  217.                 response = self.process_exception_by_middleware(e, request)

File "/usr/local/lib/python2.7/site-packages/django/core/handlers/base.py" in _get_response
  215.                 response = response.render()

File "/usr/local/lib/python2.7/site-packages/django/template/response.py" in render
  107.             self.content = self.rendered_content

File "/usr/local/lib/python2.7/site-packages/rest_framework/response.py" in rendered_content
  72.         ret = renderer.render(self.data, accepted_media_type, context)

File "/usr/local/lib/python2.7/site-packages/rest_framework/renderers.py" in render
  706.         context = self.get_context(data, accepted_media_type, renderer_context)

File "/usr/local/lib/python2.7/site-packages/rest_framework/renderers.py" in get_context
  640.         raw_data_put_form = self.get_raw_data_form(data, view, 'PUT', request)

File "/usr/local/lib/python2.7/site-packages/rest_framework/renderers.py" in get_raw_data_form
  559.                 data = {k: v for (k, v) in serializer.data.items()

File "/usr/local/lib/python2.7/site-packages/rest_framework/renderers.py" in <dictcomp>
  560.                         if not isinstance(serializer.fields[k],

File "/usr/local/lib/python2.7/site-packages/rest_framework/utils/serializer_helpers.py" in __getitem__
  148.         return self.fields[key]

Exception Type: KeyError at /api/v1/orders/1585
Exception Value: 'request_count'