This kills Xgl for me also... included strace of fileroller
** Attachment added: "strace of fileroller" http://librarian.launchpad.net/4311528/debug.stderr ** Also affects: xserver-xgl (Ubuntu) Importance: Untriaged Status: Unconfirmed -- file-roller causes gdm to restart under xgl/compiz https://launchpad.net/bugs/54733 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs