Hello I experience the same on Dell Inspiron M5030 with Mobility Radeon HD 4200 Graphic.
Ticket raised with all logs: https://bugs.launchpad.net/ubuntu/+source/xorg/+bug/1051712 Raport for this laptop: https://wiki.ubuntu.com/Testing/Laptop/precise/DellInspironM5030 To summarise: * laptop doesn't boot with ubuntu 12.04.1 disk * laptop boots fine Ubuntu with "acpi=off" * jockey supplied proprietary drivers don't work * driver from AMD website (amd-driver-installer-12.6-legacy-x86.x86_64.run) solves problems and makes this laptop usable * as an extra info, Linux Mint Debian boots this laptop fine into Mate environment cheers Daz -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/900563 Title: No desktop on 11.10 and 12.04 for amd graphic card To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/unity-2d/+bug/900563/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
