It is possible that you have a hardware problem. Did you try running the memtest86+ (from the grub boot menu) for some hours? Then try to use the "vesa" driver instead of "ati" in xorg.conf.
-- [rv350] crash in ActivatePointerGrab https://bugs.launchpad.net/bugs/116365 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