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-X, which is subscribed to xorg in ubuntu. _______________________________________________ Mailing list: https://launchpad.net/~ubuntu-x-swat Post to : ubuntu-x-swat@lists.launchpad.net Unsubscribe : https://launchpad.net/~ubuntu-x-swat More help : https://help.launchpad.net/ListHelp