NTDS KCC warning in Event Viewer

I get tons of these warnings in Event Viewer. I haven’t been able to track down the cause. Can anyone point me down the right path?

Thanks,
David
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Event Type: Warning
Event Source: NTDS KCC
Event Category: Knowledge Consistency Checker
Event ID: 1091
Date: 7/16/2001
Time: 11:41:42 AM
User: N/A
Computer: HELMUT
Description:
The ntdsConnection object CN=HELMUT,CN=NTDS Settings,CN=HELMUT,CN=Servers,
CN=Default-First-Site-Name,CN=Sites,CN=Configuration,DC=AUVO,DC=com dictates that
the local server should replicate from itself. This is not a valid configuration
and will be ignored. Please use the Active Directory Sites and Services Manager to
modify or delete this object.