REPLINSTSECMTCH Secondary replication instance name xxxx sent by receiver does not match yyyy specified at source server startup
MUPIP Error: This error is issued by a source server that connects to a receiver server on the secondary and finds that the secondary instance name sent by the receiver does not match the secondary instance name specified (INSTSECONDARY qualifier) when the source server was started. The source server terminates after issuing this error.
Action: Restart the source server with the correct -instsecondary qualifier value. Also make sure the instance name in the -instsecondary qualifier and the host/port information in the secondary qualifier of the source server startup command correspond to each other.