Comment 10 for bug 41056

BernardB (b-launchpad) wrote :

AFAICT, it's a bug with imlib1 and the X compositing extension. (see http://xorg.freedesktop.org/archive/X11R6.8.0/doc/RELNOTES5.html#40)

A temporary workaround might be to always force the environment variable, ala the attached patch. (works for me(tm)).