Linux Mint Forums

Same problem with me. But a relatively recent problem. kernel 4.15.0-69-generic will power off machine kernel 4.15.0-70-generic and 4.15.0-72-generic will not. Get the shutdown splash screen with "5 dots" that just seems to go forever lighting the dots from left to right but eventually I g...

The change log for the grub change is here:

https://launchpad.net/ubuntu/+source/gr ... ubuntu8.10

and specifically mentions checks for signed/unsigned kernels.

I noticed this and tracked it also down to the same update change causing grub to always pop up. The change in grub refers to having an unsigned kernel. I noticed that when I run dpkg -l linux and look for images, I'm seeing an unsigned kernel package (supposedly not installed) and a signed one inst...

Seems like I've hit an old problem but on different hardware than others--but never saw a real solution other than to try to find different video drivers. Have an old thinkpad T43 that I first put min13/cinnamon on and it seemed to run fine (yeah, linux is great on on old machines). Tried mint 17.2 ...