Thanks for the suggestion James. The problem seems to be related to <a href=https://bugs.launchpad.net/bugs/202089>bug 202089</a> indeed.
The following workaround solved the problem for me: $ killall pulseaudio $ sudo apt-get install timidity -- package timidity 2.13.2-19ubuntu1 failed to install/upgrade: Unterprozess post-installation script gab den Fehlerwert 1 zurück https://bugs.launchpad.net/bugs/206126 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