I seem to be having the same/a similar problem on an hp tc4400. After suspend the X-session is lost and I have to log into a new one. In /var/log/syslog I see
gdm[5304]: WARNING: gdm_slave_xioerror_handler: Fatal X error - Restarting :0 Was working OK before this morning's upgrade, including acpi-support (0.96ubuntu1) to 0.98 xserver-xorg-video-vesa (1:1.3.0-1ubuntu4) to 1:1.3.0-1ubuntu5 -- [gutsy] resuming from suspend/hibernate broken https://bugs.launchpad.net/bugs/136453 You received this bug notification because you are a member of Ubuntu Bugs, which is the bug contact for Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs