This started after kernel update.
I've tried this boot option:
GRUB_CMDLINE_LINUX_DEFAULT="nomodeset"
But it doesn't solve problem sometimes it doesn't work.
I'm using Kubuntu 18.04, Kernel version: 4.15.0-52-generic
Will performing boot repair help to get rid of this?
linux
package. – user535733 Jun 20 '19 at 12:43