Same problem here. Removing .mozilla-thunderbird doesn't help. I attached the strace log. I suspect a multi monitor setting to be the cause of this bug.
** Attachment added: "Output of "strace -f -eopen thunderbird"" http://launchpadlibrarian.net/27265113/strace.log.txt -- [Intrepid] Thunderbird's main window is invisible https://bugs.launchpad.net/bugs/328608 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