Kevin Brubeck Unhammer, one thing that may help reveal the root cause here is if you add the following kernel parameter via https://wiki.ubuntu.com/Kernel/KernelBootParameters: debug=y
then when it's stopped, post a screenshot via camera. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1463422 Title: [Lenovo IdeaCentre A740] Doesn't poweroff on shutdown To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1463422/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs