Same error here with a Dell Precision 3530. I kind of work around the issue with the acpi=off but some others issues appear after that, at least with the workaround you can boot
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1765935 Title: After 18.04 Installation TPM error screen (read a pcr value) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/debian-installer/+bug/1765935/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs