I'm now running Edgy. I switched to a clone mode while the external LCD was disconnected, used it for a few hours, suspended to RAM, resumed, and now xrandr (or xvidtune -next) doesn't have any effect.
-- RandR stops working with MergedFB when the external display is disconnected https://launchpad.net/bugs/37444 -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
