On Thu, 17 Jun 2021 22:35:13 -0700 Russell Senior <russ...@personaltelco.net> dijo:
>Step 1: > > dpkg -l grub-pc > >which should give you the partially installed version you've got. The results are not at all clear: dpkg -l grub-pc Desired=Unknown/Install/Remove/Purge/Hold |Status=Not/Inst/Conf-files/Unpacked/halF-conf/Half-inst/trig-aWait/Trig-pend |/ Err?=(none)/Reinst-required (Status,Err: uppercase=bad) ||/ Name Version Architecture Description +++-==============-================-============-==================================================> iF grub-pc 2.04-1ubuntu26.4 amd64 GRand Unified Bootloader, version 2 (PC/BIOS versi> lines 1-6/6 (END) >Step 2: > > dpkg --debug=3 -i >/var/cache/apt/archives/grub-pc_<whatever-your-version-is>*.deb > >According to dpkg --debug=help, --debug=3 turns on > > 1 general Generally helpful progress information > 2 scripts Invocation and status of maintainer scripts dpkg --debug=3 -i dpkg: error: requested operation requires superuser privilege dpkg: error: --install needs at least one package archive file argument So then I did: sudo dpkg --debug=3 -i grub-pc dpkg: error: cannot access archive 'grub-pc': No such file or directory That's as far as I got.