When compiz is running certain windows such as the 'set desktop background' window in GNOME fail to display their contents and display a white box until the window is resized, this means some windows that cannot be resized display no content.
If you're using AIGLX, this is probably a duplicate of bug 11109.
Bugzilla Upgrade Mass Bug Change NEEDSINFO state was removed in Bugzilla 3.x, reopening any bugs previously listed as NEEDSINFO. - benjsc fd.o Wrangler
Assuming it's a duplicate, please reopen if that turns out not to be the case. *** This bug has been marked as a duplicate of bug 11109 ***
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