Kenneth Hsu's suggestion seemed to fix the problem on my Dell Inspiron 6400 (per #56, my specific problem as immediate suspend after resume), but it also seemed to cause a regression on Bug 368704 (which hadn't been a problem for me in several months).
-- Computer suspends immediately after resuming if power is unplugged while suspended https://bugs.launchpad.net/bugs/425411 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