ACTIVE DITRECTORY

we have 350 dc's , every day we get AD replication report.

today we suddenly got 7 dc's with 8451 ERROR

all are up and running . but what can we the general cause of this error
pramod1Asked:
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Michael MachieFull-time technical multi-taskerCommented:
This is a Database error:

ERROR_DA_DRA_DB_ERROR
8451 (0x2103)
The replication operation encountered a database error

Exactly what is causing the DB error is unknown to me without more info. It could be an authentication issue with the credentials or perhaps there is a timeout when replicating.
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Seth SimmonsSr. Systems AdministratorCommented:
did you not make use of the article i cited when you asked this 2 months ago?

http://www.experts-exchange.com/questions/28705431/ACTIVE-DIRECTORY.html
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