The following packages will be REMOVED:
  gmediaserver
0 packages upgraded, 0 newly installed, 1 to remove and 3 not upgraded.
Need to get 0B of archives. After unpacking 295kB will be freed.
Writing extended state information... Done
(Reading database ... 159999 files and directories currently installed.)
Removing gmediaserver ...
Stopping gmediaserver: invoke-rc.d: initscript gmediaserver, action "stop" failed.
dpkg: error processing gmediaserver (--remove):
 subprocess pre-removal script returned error exit status 1
Starting gmediaserver: Errors were encountered while processing:
 gmediaserver
E: Sub-process /usr/bin/dpkg returned an error code (1)
A package failed to install.  Trying to recover: