Exactly the same bug here, but I also affected the bug in Windows 7(tested for many many times).
-- [gm45] Backlight sometimes stays off after resume on Lenovo X200 https://bugs.launchpad.net/bugs/580225 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
