Latest updates + reboot fixes this issue for me... before that, it was exactly as you described. So i'm closing this bug... i hope thats ok with you?
** Changed in: xorg-server (Ubuntu) Status: Confirmed => Fix Released -- Screensaver doesn't start on Edgy https://launchpad.net/bugs/57013 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs