Seems that there is nothing other than the backtrace reported, so you might take a look at Thunderbird's error console while it is running maybe there is a warning that could indicate why it crashes later on.
-- Program received signal SIGABRT, Aborted. https://bugs.launchpad.net/bugs/327816 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