newsgroup names changes

[tom]

Katsuhiro Kondou wrote:
> 
> In article <3C1A41FE.D3901F73 at flamcorp.com>,
>         tom <tblader at flamcorp.com> wrote;
> 
> }       Duplicate message-id "[084C3B0B7BAD309732B6E4136693E641]" in history text
> }
> } How can I tell which messages have the problem ID ?
> 
> This won't lead further problem, if you run tagged hash
> history.  The problem was reported several times, and
> you can ignore.
> --
> Katsuhiro Kondou


Thank you.
Is tagged-hash a configure option in inn.conf?