On Fri, 18 Jun 2021 23:55:21 -0700 Russell Senior <russ...@personaltelco.net> dijo:
>You don't have to reboot right away. All is well. Overnight the copy completed, so this morning I rebooted. Everything seems OK. I reinstalled an application and the process ended cleanly without the error messages about grub-pc. A thousand thanks for all your help!