This has been occuring for me since I wiped 10.10 and installed the 12.04 release. Let me know what I need to add to be useful for this bug.
sheehan@ubuntu:~$ lsb_release -a No LSB modules are available. Distributor ID: Ubuntu Description: Ubuntu 12.04 LTS Release: 12.04 Codename: precise sheehan@ubuntu:~$ apt-cache policy thunderbird thunderbird: Installed: 12.0.1+build1-0ubuntu0.12.04.1 Candidate: 12.0.1+build1-0ubuntu0.12.04.1 Version table: *** 12.0.1+build1-0ubuntu0.12.04.1 0 500 http://us.archive.ubuntu.com/ubuntu/ precise-updates/main i386 Packages 500 http://security.ubuntu.com/ubuntu/ precise-security/main i386 Packages 100 /var/lib/dpkg/status 11.0.1+build1-0ubuntu2 0 500 http://us.archive.ubuntu.com/ubuntu/ precise/main i386 Packages sheehan@ubuntu:~$ date Tue May 8 19:54:35 EDT 2012 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/948788 Title: thunderbird crashed on launch To manage notifications about this bug go to: https://bugs.launchpad.net/firefox/+bug/948788/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs