At 12:50 PM 8/1/2020, Kay Schenk wrote: >Totally and completely on my HP microfiber. Wouldn't get past anything to >even get me into the grub menu. NOT AMUSED! > >_______________________ >Kay Schenk I was going to confirm the same, but the system that became unbootable was my mail system :-( Apparently, the SHIM/GRUB bug has hit both Centos 7 and 8. Too bad Ubuntu is enough different that makes it hard to switch. David