|Component:||Microsoft Exchange Message Transfer Agent|
|Message:||Unable to send a message/probe/report to recipient <recipient> with MTS-ID <id> because a routing loop was detected. Contact Microsoft Technical Support. [<value> <value> <value> <value>] (14)|
This event indicates that a message destined for the named user was not sent because a routing loop was detected. The routing table contains all the information that the message transfer agent (MTA) needs to determine how to route messages.