On Mon, 11 Sep 2017, Kees Schoenmakers wrote:

> Gents,
>
> I have switched off IPV6 on my workstation (and local network). I ran
> into a problem with cups.
> I could issue a test page with localhost:631. However I could _not_
> print from localhost......
> The error_log showed:
>
> Unable to bind socket for address [v1.::1]:631 - Cannot assign
> requested address.
>
> To solve it I had to put 127.0.0.1:631 in cupsd.conf instead of localhost:631.

Check if there's a "127.0.0.1 localhost" entry in your /etc/hosts. If
not, you should probably put it there to avoid this kind of things.

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