Hi Op4Mox, I have just looked into the logs.
There is documented an error in VarLogDistupgradeMainlog.txt: 2013-03-24 21:32:42,333 ERROR openCache() failed: 'E:Tiedostoa /var/lib/apt/lists/archive.ubuntu.com_ubuntu_dists_quantal- backports_multiverse_binary-amd64_Packages ei voitu avata - . .. ... and so on -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1159502 Title: Not Able to upgrade from 12.10 to 13.04 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/ubuntu-release-upgrader/+bug/1159502/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
