I have the same problem. I upgraded from edgy to feisty two days ago. All thumbnails created prior to the upgrade are normal. All thumbnails created after have a blue overlay. This seems to happen to all video formats.
-- xine backend produces blue overlay on thumbnails. https://launchpad.net/bugs/80629 -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs
