DNZPRC071E: The attempt to fetch a list of subsystems from the target system () reported a communication error.
Explanation: A communication error occurred while requesting the subsystems list. The error might indicate that the target system went offline or that the communication path was interrupted. No data was returned.
Operator Response: Verify that that target system is online and accessible, then restart the task. To request access, right-click the target system, then select Security > Request Access.