function-name error detected, ERRNO=errno. Socket =socket, PORT=port. subtask-name is terminating.
A TCP/IP error was detected while processing function function-name. errno contains the error number returned by the function. socket and port describe where the error happened. The Application Performance Analyzer Listener subtask subtask-name terminates.
Communications to the IP address assigned to the subtask will no longer be possible.
Refer to the z/OS Communications Server IP Sockets Application Programming Interface Guide and Referencefor an explanation of the errno returned by the failing function. Correct the problem and then restart the started task.