Source:  Sender

Severity:  Critical

Explanation:  This error occurs when the Sender cannot establish the connection with the Receiver.

Possible Cause:  The Receiver address in the NDS is not correct.

Action:  Specify a valid address for the Receiver.

Possible Cause:  The Receiver is down.

Possible Cause:  The address is not properly configured in NDS.

Action:  Verify the Receiver address in NDS with the address of the Receiver that the Sender is establishing the connection.

Possible Cause:  The network is down.

Action:  Ensure that the network is up and running and the network connections are active.