This happens for me on a Dell D420. Changing the acpi lid.sh, as noted above, fixes the problem for me. Also, I tried the pipe quirk setting in my xorg.conf, but it only resulted in a bad display.
** Attachment added: "lspci -vvnn" http://launchpadlibrarian.net/37330458/lspci-vvnn -- [i915gm] karmic 2.6.31-2 and -3 lid closing blacks screen until reboot on thinkpad r52 https://bugs.launchpad.net/bugs/399636 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