Strange that starting Xmir in advance of launching Thunderbird from the drawer doesn't help. This suggests Thunderbird might be having trouble finding or accessing (apparmor?) the X socket.
** Tags removed: gtk-mir xmir -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1668429 Title: thunderbird fails to launch, zesty u8 To manage notifications about this bug go to: https://bugs.launchpad.net/canonical-devices-system-image/+bug/1668429/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
