This bug affects me also. I have attached only the apt.log since all other files are last modified a few days ago.
You can see the last lines read: ERROR:root:NvidiaDetector can not be imported No module named NvidiaDetector.nvidiadetector MarkUpgrade() called on a non-upgrable pkg: 'brasero' ERROR:root:Upgrading 'brasero' failed MarkUpgrade() called on a non-upgrable pkg: 'ubuntu-desktop' MarkUpgrade() called on a non-upgrable pkg: 'kubuntu-desktop' ERROR:root:Dist-upgrade failed: 'The package 'ubuntu-desktop' is marked for removal but it is in the removal blacklist.' -- The package 'ubuntu-desktop' is marked for removal but it is in the removal blacklist https://bugs.launchpad.net/bugs/509924 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs