This happens to me too on jaunty, but only about 5% of the time upon resume. I also have the same line in daemon.log:
rep gdm /var/log/daemon.log Oct 23 20:10:06 perseus gdm[27647]: WARNING: gdm_slave_xioerror_handler: Fatal X error - Restarting :0 The is on a Lenovo laptop, with intel graphics (GMA 4500 I believe). Hopefully fixed in Karmic. -- Suspend causes logoff in Jaunty 9.04 https://bugs.launchpad.net/bugs/390223 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