Environment:


Request Method: POST
Request URL: http://localhost:8080/webapi/update/

Django Version: 1.7.3
Python Version: 2.7.6
Installed Applications:
('django.contrib.admin',
 'django.contrib.auth',
 'django.contrib.contenttypes',
 'django.contrib.sessions',
 'django.contrib.messages',
 'django.contrib.staticfiles',
 'rest_framework',
 'web',
 'model',
 'webapi',
 'privateapi')
Installed Middleware:
('django.contrib.sessions.middleware.SessionMiddleware',
 'django.middleware.common.CommonMiddleware',
 'django.middleware.csrf.CsrfViewMiddleware',
 'django.contrib.auth.middleware.AuthenticationMiddleware',
 'django.contrib.messages.middleware.MessageMiddleware',
 'django.middleware.clickjacking.XFrameOptionsMiddleware')


Traceback:
File "/home/steve/git/backend/env/local/lib/python2.7/site-packages/django/core/handlers/base.py" in get_response
  111.                     response = wrapped_callback(request, *callback_args, **callback_kwargs)
File "/home/steve/git/backend/env/local/lib/python2.7/site-packages/django/views/decorators/csrf.py" in wrapped_view
  57.         return view_func(*args, **kwargs)
File "/home/steve/git/backend-test2/smartsensor-backend/webapi/views.py" in update
  208.         device=device[0]
File "/home/steve/git/backend/env/local/lib/python2.7/site-packages/django/db/models/query.py" in __getitem__
  177.         return list(qs)[0]

Exception Type: IndexError at /webapi/update/
Exception Value: list index out of range