I believe this bug report needs to be re-opened since I have experienced it very recently.
The tittle of the error shows "package gstreamer0.10-plugins-good 0.10.28-0ubuntu3 failed to install/upgrade: trying to overwrite '/usr/lib/gstreamer-0.10/libgstshm.so', which is also in package gstreamer0.10-plugins-bad 0.10.21-1ubuntu4"
I believe this bug report needs to be re-opened since I have experienced it very recently. 10-plugins- good 0.10.28-0ubuntu3 failed to install/upgrade: trying to overwrite '/usr/lib/ gstreamer- 0.10/libgstshm. so', which is also in package gstreamer0. 10-plugins- bad 0.10.21-1ubuntu4"
The tittle of the error shows "package gstreamer0.
As you can see, it is different version number.