Glitch from ntpmon

[James Browning]

> On 02/01/2025 4:45 PM PST Hal Murray via devel <devel at ntpsec.org> wrote:
> 
>  
> I've seen this twice.
> This is talking to a remote system that has (very) recently restarted ntpd.
> 
> 
> Traceback (most recent call last):
>   File "/usr/local/bin/ntpmon", line 371, in <module>
>     sl = statline(peer_report, mru_report, nyquist)
>   File "/usr/local/bin/ntpmon", line 84, in statline
>     leader = sysvars['version'][0]
>              ~~~~~~~^^^^^^^^^^^
> KeyError: 'version'

>From a position of having not looked at it recently, it is trying to get the version of the system peer before there is a system peer.

This has the look of something that would be a good first issue for a new contributor, if I can leave it alone long enough for one to arrive.

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