I managed to solve this problem. I uninstalled all kde and qt libraries and programs and installed them again with dependencies and after that everything works again. Somehow the original installation messed up the qt3 and qt4 libraries together.
-- every application written with QT or KDE libraries seems to crash with bus error https://bugs.launchpad.net/bugs/477841 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