OK, to continue my saga...this seems to have been caused by the (broken) transition made from grub to grub2 with the coming of 9.10. I followed the directions at https://wiki.ubuntu.com/Grub2 and was able to fix things...and (so far) no crashes. But knock on wood.
OK, to continue my saga...this seems to have been caused by the (broken) transition made from grub to grub2 with the coming of 9.10. I followed the directions at https:/ /wiki.ubuntu. com/Grub2 and was able to fix things...and (so far) no crashes. But knock on wood.