Thanks for reporting this Please can you take a loook at this thread: http://askubuntu.com/questions/305593/mysql-broken-packages
To check if that helps you? ** Changed in: mysql-5.5 (Ubuntu) Status: New => Invalid -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1244965 Title: package mysql-server-5.5 5.5.32-0ubuntu0.12.04.1 failed to install/upgrade: subprocess new pre-removal script returned error exit status 100 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/mysql-5.5/+bug/1244965/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs