@ vincenzo Interesting comment of yours. Attached VGA cable is regretfully not a solution, I nearly always start system with attached VGA cable.
And could you please provide lspci -vvn and information if you are realy running on full karmic system and/or xorg-edgers repository? -- [i945GM] dual screen not working with virtual resolution enabled: just a blank screen with a mouse pointer https://bugs.launchpad.net/bugs/383345 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