[Bug 1856608] Re: [Regression] usb usb2-port2: Cannot enable. Maybe the USB cable is bad?

2020-06-04 Thread David Morgan
Also appears in focal, generating a syslog warning about every 5 seconds, which makes using a tty console quite difficult: $ uname -r 5.4.0-33-generic $ tail /var/log/syslog Jun 4 21:48:16 alpe kernel: [ 1350.631168] usb usb4-port1: Cannot enable. Maybe the USB cable is bad? Jun 4 21:48:20 alp

[Bug 751057] Re: grub-pc upgrade on Amazon EC2: The GRUB boot loader was previously installed to a disk that is no longer present, or whose unique identifier has changed for some reason.

2019-12-08 Thread David Morgan
UPDATE: in the end I just rebooted from command line (not the AWS console), without removing grub from the disk or the partition, and it worked fine. I'm not sure whether AWS is even using this virtual disk in the boot process. Output from update-grub is: Sourcing file `/etc/default/grub' Sourcin

[Bug 751057] Re: grub-pc upgrade on Amazon EC2: The GRUB boot loader was previously installed to a disk that is no longer present, or whose unique identifier has changed for some reason.

2019-12-08 Thread David Morgan
I've just hit this too: in my case updating an 18.04 instance on AWS. It was not an issue when I last updated/rebooted about a month ago. In my case it prompted me to install onto a disk and a partition during the update, via a lurid full screen display. Not knowing quite what to do I selected *bot