I suppose the screen saver see your computer as "active", but I do not know what means active. Another user complains about similar problem.
Do you use a software which permanently update screen (like a flash animated add on Firefox) ? -- screensaver and display powermanagement do not work https://bugs.launchpad.net/bugs/379339 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