*** This bug is a duplicate of bug 854818 ***
https://bugs.launchpad.net/bugs/854818
** This bug is no longer a duplicate of bug 821467
software-properties-gtk crashed with AttributeError in toggle_source_use():
'NoneType' object has no attribute 'disabled'
** This bug has been marked a du
*** This bug is a duplicate of bug 821467 ***
https://bugs.launchpad.net/bugs/821467
Thank you for taking the time to report this crash and helping to make
Ubuntu better. This particular crash has already been reported and is a
duplicate of bug #819350, so is being marked as such. Please loo