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    [ubuntu] Re: Can't upgrade Ubuntu 18.04 to 20.04

    I would like to sincerely thank everyone who provided their insights on the matter. I was eventually able to upgrade 18.04 to 20.04 on both machines. @readableauthor's instructions were spot on and...
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    [ubuntu] Re: Can't upgrade Ubuntu 18.04 to 20.04

    @oldfred Thanks. Let me clear the procedure up:

    1: back up the sources.list doc
    2: move it elsewhere (can it be done with GUI?)
    3: create a new sources.list file with the linked terminal command...
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    [ubuntu] Re: Can't upgrade Ubuntu 18.04 to 20.04

    So I'm trying to follow the instructions at this link:
    https://help.ubuntu.com/community/EOLUpgrades

    The crucial part is apparently getting my sources.list in order. As dumb as that question...
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    [ubuntu] Re: Can't upgrade Ubuntu 18.04 to 20.04

    Same thing again:

    After updating your package information, the essential package 'ubuntu-minimal' could not be located. This may be because you have no official mirrors listed in your software...
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    [ubuntu] Re: Can't upgrade Ubuntu 18.04 to 20.04

    I haven't! Trying that now.
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    [ubuntu] Re: Can't upgrade Ubuntu 18.04 to 20.04

    "An unresolvable error occured while calculating the upgrade".

    Not very informative.
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    [ubuntu] Re: Can't upgrade Ubuntu 18.04 to 20.04

    @readableauthor That got me a tad further. But:

    https://tinypic.host/image/GRzTm
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    [ubuntu] Re: Can't upgrade Ubuntu 18.04 to 20.04

    @readableauthor

    sudo apt-get update
    [sudo] password for dell:
    Hit:1 http://archive.canonical.com/ubuntu bionic InRelease
    Hit:2 http://ppa.launchpad.net/libreoffice/ppa/ubuntu bionic InRelease ...
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    [ubuntu] Re: Can't upgrade Ubuntu 18.04 to 20.04

    @yancek Thanks. I've taken a look, but I have zero idea how to utilize this and what to do next.
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    [ubuntu] Re: Can't upgrade Ubuntu 18.04 to 20.04

    @ActionParsnip The problem is, when I attempt to install the file, the terminal says:
    ubuntu-minimal is already the newest version (1.417.5)

    and aborts the process. So, according to my CPU, I...
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    [ubuntu] Can't upgrade Ubuntu 18.04 to 20.04

    I'm having trouble upgrading my Ubuntu 18.04. Everytime I try, the process is interrupted with the following message:

    https://i.stack.imgur.com/toQRZ.png

    What do I do?
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