I have now achieved a backtrace and I cut the output of backtrace full after the first several hundred lines. It was in a loop and just continued to print out the same lines time and again. For me it doesn't tell anything but I hope it'll be usefull for others.
** Attachment added: "Backtrace" http://launchpadlibrarian.net/34955376/gdb-kontact.txt -- After reboot kontact can't be started https://bugs.launchpad.net/bugs/470528 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