Public bug reported: Procedure: 1. Boot up the laptop 2. Login 3. Plug in the external monitor 4. Open "Monitor Preferences" 5. Change laptop's resolution, from 1366x768 -> 640x480, change refresh rate. 6. Press "Apply"
Expect: Monitor displays normally corresponding to new resolution and refresh rate. Happened: Abnormal garbage displays on the laptop screen, please refer to attached screenshot. Release version: Ubuntu 12.10 Frequency: Always ** Affects: ubuntu Importance: Undecided Status: New ** Attachment added: "Screenshot" https://bugs.launchpad.net/bugs/1197437/+attachment/3723200/+files/problem1.png -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1197437 Title: Laptop monitor display incorrectly after plug in an external monitor To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+bug/1197437/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs