Hello!
After update I have error 500 on forums. In logs I see that comments service is disabled, but I'm not disable it. Please help!
```Nov 11 08:02:51 ip-172-31-31-48 [service_variant=lms][django.request][env:sandbox] ERROR [ip-172-31-31-48 29084] [base.py:256] - Internal Server Error: /courses/course-v1:ISCKON-UA+C-1+2016-09/discussion/forum/
Traceback (most recent call last):
File "/edx/app/edxapp/venvs/edxapp/local/lib/python2.7/site-packages/django/core/handlers/base.py", line 132, in get_response
response = wrapped_callback(request, *callback_args, **callback_kwargs)
File "/edx/app/edxapp/venvs/edxapp/local/lib/python2.7/site-packages/django/utils/decorators.py", line 145, in inner
return func(*args, **kwargs)
File "/edx/app/edxapp/venvs/edxapp/local/lib/python2.7/site-packages/django/contrib/auth/decorators.py", line 22, in _wrapped_view
return view_func(request, *args, **kwargs)
File "/edx/app/edxapp/edx-platform/lms/djangoapps/discussion/views.py", line 169, in wrapped_view
return view_func(request, course_key, *args, **kwargs)
File "/edx/app/edxapp/edx-platform/lms/djangoapps/discussion/views.py", line 220, in forum_form_discussion
user_info = user.to_dict()
File "/edx/app/edxapp/edx-platform/lms/lib/comment_client/models.py", line 60, in to_dict
self.retrieve()
File "/edx/app/edxapp/edx-platform/lms/lib/comment_client/models.py", line 65, in retrieve
self._retrieve(*args, **kwargs)
File "/edx/app/edxapp/edx-platform/lms/lib/comment_client/user.py", line 151, in _retrieve
metric_tags=self._metric_tags,
File "/edx/app/edxapp/edx-platform/lms/lib/comment_client/utils.py", line 61, in perform_request
raise CommentClientMaintenanceError('service disabled')
CommentClientMaintenanceError: 'service disabled'
Nov 11 08:02:51 ip-172-31-31-48 [service_variant=lms][request_cache][env:sandbox] WARNING [ip-172-31-31-48 29084] [__init__.py:66] - Could not retrieve the current request. A stub request will be created instead using settings.SITE_NAME. This should be used *only* in test cases, never in production!