Also, you can try to install package "apport-retrace". It seems like you then get a button "Examine locally" in the crash dialog, which might allow you to get a backtrace offline:
https://wiki.ubuntu.com/DebuggingProgramCrash -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1014054 Title: Huawei E220 modem will not connect in Ubuntu 12.04 To manage notifications about this bug go to: https://bugs.launchpad.net/modemmanager/+bug/1014054/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs