I have this same issue. It might be related to having 2 user logged in, both with sleep on lid-closed set.
-- kde-guidance-powermanager causes double sleep, memory corruption https://bugs.launchpad.net/bugs/128666 You received this bug notification because you are a member of Kubuntu Team, which is a bug contact for kde-guidance in ubuntu. -- kubuntu-bugs mailing list [EMAIL PROTECTED] https://lists.ubuntu.com/mailman/listinfo/kubuntu-bugs