The bug Damian is seeing has existed for a long time. It is more likely to occur in the same conditions (short XID range response) as lead to this bug.
The cause is described here: http://bugzilla.gnome.org/show_bug.cgi?id=581526 ** Bug watch added: GNOME Bug Tracker #581526 http://bugzilla.gnome.org/show_bug.cgi?id=581526 -- [MASTER] firefox-3.0b5 received an X Window System error: 'BadIDChoice' https://bugs.launchpad.net/bugs/220628 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