Same problem here on desktop computer with Nvidia 7600GS and Samsung 970p. The same problem is discussed in this bug report: https://bugs.launchpad.net/ubuntu/+source/pm-utils/+bug/205224
-- Display doesn't go to sleep when screensaver is activated https://bugs.launchpad.net/bugs/136820 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