I am also experiencing this issue. Ubuntu locks up and then on a reboot I get the message:
[ 0.000000] ACPI Error: [\_SB_.PCI0.XHC_.RHUB.HS11] Namespace lookup failure, AE_NOT_FOUND (20170831/dswload-210) [ 0.000000] ACPI Exception: AE_NOT_FOUND, During name lookup/catalog (20170831/psobject-253) -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1764459 Title: Ubuntu 18.04 suddenly fails to boot to login screen To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+bug/1764459/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
