Yep, synaptic shows libglib2.0-0-dbg as installed. A quick "tail -f" suggests nothing is written to either Xorg.*.log or .xsession-errors when the error occurs, either, and I don't see any other related errors elsewhere in the logs.
-- X Windows error when running 2.7.4 https://launchpad.net/bugs/52657 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs