Fabio, I run apport-collect 664691 as you request; moreover I add here to file log from Xorg.
1th TEST: - I changed manually in Xinerama=on saved Xorg.conf - I kiiled Xorg, and then GDM logon GUI Comes up; I logged in at the first try to use through main menu any appplicaton (amdcccle) GUI crashed; I add Xorg.log in this case after the GUI crashed (Please see attached file; 2th TEST: - I changed manually in Xinerama=off saved Xorg.conf in this 2th case GUI works but without Xinerama. At this step I attached two different Xorg.log: 1- Log created after GUI crash with Xinerama=on, (Crashed) 2- Log created after-GUI works with Xinerama-off (works) ** Attachment added: "2 Xorgs.log files one crashed with Xenirama=on, one works with Xinerama=off" https://bugs.launchpad.net/ubuntu/+source/xorg/+bug/664691/+attachment/1711199/+files/Xorgs-logs-report-bug-664691.tar.gz -- Xorg crash, ATi dual-Head, 4-monitor Xinerama=on https://bugs.launchpad.net/bugs/664691 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