I believe this issue is related to your video driver reenabling the backlight as it is suspending with X. This happens to me with the closed-source nVidia driver, but not nv.
Do you have nVidia graphics? Does it behave differently with the different drivers? Thanks. -- Closing the lid does not switch off backlight (Dell Latitude X1) https://bugs.launchpad.net/bugs/30802 You received this bug notification because you are a member of Ubuntu Bugs, which is a direct subscriber. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs