Fwiw, there may be at least three independent bugs people are seeing, that result in similar misbehaviors. The different bugs can be distinguished by what works around them:
A. Switching 16/24bpp - may be a case of or related to https://bugs.freedesktop.org/show_bug.cgi?id=13924 B. Adding 'Option "VideoKey" "0x01"' C. Disabling AIGLX Possibly the quantity of video memory available is playing a role here. Anyway, I've asked upstream to take a look. -- radeon driver can not do xv with AIGLX enabled https://bugs.launchpad.net/bugs/150519 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs