*** This bug is a duplicate of bug 1069133 ***
https://bugs.launchpad.net/bugs/1069133
Reviewing the files from your upgrade attempt you seem to have enabled
the xorg-edgers-ppa. This will prevent the upgrade as that PPA contains
different versions of packages essential to Ubuntu. The page,
*** This bug is a duplicate of bug 1069133 ***
https://bugs.launchpad.net/bugs/1069133
Thank you for taking the time to report this bug and helping to make Ubuntu
better. This particular bug has already been reported and is a duplicate of bug
1069133, so it is being marked as such. Please
