Signing key error in Synaptic

Peter Hillier-Brook phb at
Wed May 22 08:32:13 UTC 2013

On 21/05/13 15:54, Clay Weber wrote:
> On Tuesday, May 21, 2013 03:29:54 PM Peter Hillier-Brook wrote:
>> Can anyone advise me as to the origin of the following error message in
>> Synaptic (and how to fix it)?
>> W: GPG error: raring Release: The following
>> signatures couldn't be verified because the public key is not available:
> Somehow the gpg signing key for one of the repositories did not get updated or
> was corrupted on your system. A quick web search gives a command line to re-
> import the key using the info in the error message:
> $ sudo apt-key adv --recv-key --keyserver
> 5A9A06AEF9CB8DB0
Many thanks for your support. Yet another apt-* incarnation I wasn't 
aware of.

Peter HB

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