Since I've still the issue the OP had, here is the new bug report (against xserver-xorg-video-ati): LP Bug #426319
-- Blender - OpenGL windows behaving badly; incorrect repainting and screen corruption https://bugs.launchpad.net/bugs/374307 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-b...@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs -- universe-bugs mailing list universe-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/universe-bugs