Hi, I am having the same issue and just tried out the latest daily from http://cdimage.ubuntu.com/daily-live/current/ as boot from USB. Sadly the problem persists. Suspend to Ram, Suspend to Disk and Reboots work fine however.
Tarpoon -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1245904 Title: Acer Aspire E1-572 doesn't shutdown properly To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1245904/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs