500 Internal Server Error

The server encountered an unexpected condition which prevented it from fulfilling the request.

Traceback (most recent call last):
  File "/home/server/my-sickbeard-install/cherrypy/_cprequest.py", line 660, in respond
    response.body = self.handler()
  File "/home/server/my-sickbeard-install/cherrypy/lib/encoding.py", line 193, in __call__
    self.body = self.oldhandler(*args, **kwargs)
  File "/home/server/my-sickbeard-install/cherrypy/_cpdispatch.py", line 25, in __call__
    return self.callable(*self.args, **self.kwargs)
  File "/home/server/my-sickbeard-install/sickbeard/webserve.py", line 1245, in savePostProcessing
    if not config.change_TV_DOWNLOAD_DIR(tv_download_dir):
  File "/home/server/my-sickbeard-install/sickbeard/config.py", line 151, in change_TV_DOWNLOAD_DIR
    if os.path.normpath(sickbeard.TV_DOWNLOAD_DIR) != os.path.normpath(tv_download_dir):
  File "/usr/lib/python2.7/posixpath.py", line 327, in normpath
    initial_slashes = path.startswith('/')
AttributeError: 'NoneType' object has no attribute 'startswith'
Powered by CherryPy 3.2.0rc1