Have you tried the Ubuntu Boot Repair disk? That usually works for me. On Fri, 14 Sep 2018 at 10:22, o1bigtenor via talk <[email protected]> wrote:
> Greetings > > I have had it working before but I can't seem to get things right this > time. > > I want to have two different copies of debian on one box with the > choice of which when I boot in. > Wanting to have available both debian stable (9.5 at present) and > debian testing (10). This is so I can experiment with software - - - > adding it and if huge errors result or are caused - - - no real biggie > because its not a main working box (like the server or my main > computer). Doing this because I really have gotten to hate having a > main box down for even a few days because software that I loaded and > installed caused me to bork the system (I've done this more than a few > times!!! grin - - -but 'learning' isn't always a barrel of fun!!) > > So I've installed both of these systems (more than once each) they > have their own partitions for everything but boot and efi yet I'm only > seeing one system available on grub (depending upon the last install > as to which). So I'm doing something wrong!! I tried using grub > updating tools (# os-prober) still no joy. The web pages that I'm > finding seem to be for an older version of grub and, as usual, I'm > finding man pages are like reading cuneiform (which I find > unintelligible). > > This is likely something quite simple but I'm just not seeing it - - - > please - - - some ideas/pointers? > > TIA > > Dee > --- > Talk Mailing List > [email protected] > https://gtalug.org/mailman/listinfo/talk >
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