*** This bug is a duplicate of bug 58424 *** It is a duplicate of bug #58424 - it is the compiz one that's causing the problems..
** This bug has been marked a duplicate of bug 58424 Can't calculate the upgrade with unofficial mesa/compiz packages -- upgrade from dapper to edgy fails, probably because of third party compiz repository https://launchpad.net/bugs/67144 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs