Subject: Re: bug#42512: "guix refresh --list-updaters" fails

From: Ludovic Courtès <[email-masked]>
Date: Tue, 28 Jul 2020 23:31:11 +0200

Hi,

Danny Milosavljevic <[email-masked]> skribis:

>> That suggests one of the packages in the ‘heads-guix’ channel has an
>> invalid URL (one for which ‘string->uri’ returns #f).
>> 
>> If you set COLUMNS=200 you should see the name of the package in the
>> backtrace.  :-)
>
> That is correct.  I had a URL with content "FIXME" with url-fetch.
>
> Still, I don't think this should happen.  Better to just print a normal warning
> or error message.

Yes, but… it’s complicated: the assumption that the ‘uri’ field is a URI
or list thereof is made throughout the code.

Thanks,
Ludo’.