There is missing import for reverse, apparently, following the received report:

Internal Server Error: /platform/admin/r/19/19/
Traceback (most recent call last):
  File "/remote/sw/beat.env.deploy/usr/lib/python2.7/site-packages/django/core/handlers/base.py", line 111, in get_response
    response = wrapped_callback(request, *callback_args, **callback_kwargs)
  File "/remote/sw/beat.env.deploy/usr/lib/python2.7/site-packages/django/contrib/admin/sites.py", line 227, in wrapper
    return self.admin_view(view, cacheable)(*args, **kwargs)
  File "/remote/sw/beat.env.deploy/usr/lib/python2.7/site-packages/django/utils/decorators.py", line 105, in _wrapped_view
    response = view_func(request, *args, **kwargs)
  File "/remote/sw/beat.env.deploy/usr/lib/python2.7/site-packages/django/views/decorators/cache.py", line 52, in _wrapped_view_func
    response = view_func(request, *args, **kwargs)
  File "/remote/sw/beat.env.deploy/usr/lib/python2.7/site-packages/django/contrib/admin/sites.py", line 206, in inner
    return view(request, *args, **kwargs)
  File "/remote/sw/beat.env.deploy/usr/lib/python2.7/site-packages/django/contrib/contenttypes/views.py", line 31, in shortcut
    absurl = get_absolute_url()
  File "/remote/sw/beat.web/src/beat.web/beat/web/databases/models.py", line 157, in get_absolute_url
    return reverse(
NameError: global name 'reverse' is not defined