after installing Kernal 4.15.0-38-40 bug got fixed. But the bug reappear once got updated of 4.15.0-38-41
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1795256 Title: frequent crash of Ubuntu 18.04 with purple dotted screen or black screen error death To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1795256/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs