I upgraded from 9.10 to 10.4 and same problem for me. 5850, 790XTA, B55, but the problem is with the card. -- [lucid] ATI hd5xxx cards wrongly doing kms? https://bugs.launchpad.net/bugs/560306 You received this bug notification because you are a member of Kernel Bugs, which is subscribed to linux-firmware in ubuntu.