I can confirm this bug, on a HD 4830 using Ubuntu karmic AMD64 the only driver that works for me is the catalyst 9.8 patched for the 2.6.31 kernel. I tried 9.9 through 9.12 and none of them works.
-- [fglrx karmic] Black screen and no response after starting X (Radeon HD3870) https://bugs.launchpad.net/bugs/486502 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
