You were using compiz from Trevinho in Ubuntu 7.04 and this is not supported. It (obviously) breaks upgrades, among other things. The following should fix your problem: sudo apt-get remove compiz* libcompizconfig* && sudo apt-get install compiz
** Changed in: compiz (Ubuntu) Status: Incomplete => Invalid -- Window borders missing when using Gutsy "Visual Effects" https://bugs.launchpad.net/bugs/159214 You received this bug notification because you are a member of Ubuntu Bugs, which is the bug contact for Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs