http://bugzilla.gnome.org/show_bug.cgi?id=150259 http://bugzilla.gnome.org/show_bug.cgi?id=150650 Removed composite option in /etc/X11/xorg.conf, this problems disappear. xorg-x11 version is 6.7.99.903.
please run the affected app with Composite enabled and XLIB_SKIP_ARGB_VISUALS=1 in your environment. see bug #1145.
this is almost certainly Gnome choking on the new ARGB visual. reporter hasn't responded so closing.
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