This has been fixed for me after the latest updates between stock alpha 5 and 09/09 updates. I think the fix comes from update in libdrm packages but no sure.
** Changed in: linux (Ubuntu) Status: New => Fix Released -- [Karmic] In KMS mode cannot get EDID from external monitor https://bugs.launchpad.net/bugs/408127 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