Thank you for the quick answer! I'm running Ubuntu without SecureBoot, i.e. my Boot Mode is set to Legacy. I already assumed that there might be a connection between the bug and the Boot Mode, but I haven't come around "moving" to UEFI. I certainly will try it, now.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1400175 Title: Acer Aspire ES1-311-P1D5 won't shutdown after system halted To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1400175/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs