The old driver can be found through the release notes https://wiki.ubuntu.com/GutsyGibbon/ReleaseNotes which also warns about and explains these issues.
-- ATI crash with several graphics boards or other non-randr 1.2 drivers https://bugs.launchpad.net/bugs/157706 You received this bug notification because you are a member of Ubuntu Bugs, which is the bug contact for Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs