I am having the same problem, and also have the same video card (ATI RADEON Xpress 200 Intergrated video). I am attaching the information you requested.
** Attachment added: "X server configuration file" http://launchpadlibrarian.net/17670501/xorg.conf -- Ubuntu won't login https://bugs.launchpad.net/bugs/252767 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