how to correct GPG error when updating via apt-get update

[Konstantinos Koukopoulos]

On Thu 13 Oct 2005 15:33, Jett Tayer wrote:
> I always have this error when updating.
>
> Get:6 http://ftp.easynet.be unreleased/main Packages [241kB]
> Fetched 247kB in 15s (16.0kB/s)
> Reading package lists... Done
> W: GPG error: http://ftp.gnuab.org unstable Release: Unknown error
> executing gpgv
> W: GPG error: http://ftp.de.debian.org unstable Release: Unknown error
> executing gpgv
> W: GPG error: http://ftp.gnuab.org unreleased Release: Unknown error
> executing gpgv

You have to first install the gnupg package (apt-get install gnupg) and then 
add the relevant keys to the /etc/apt/trusted.gpg keyring. This can be done
with the command

gpg --no-default-keyring --primary-keyring /etc/apt/trusted.gpg --recv 
359AAB34

or something to that effect.