Receive data from server unsuccessful after partial data received, APPC return code primary RC , secondary RC
The APPC verb RECEIVE_IMMEDIATE failed with the specified return code after some data had already been received.
The Client sends a deallocate abend to the server to terminate the conversation.
Try altering the 'SnaRetryCount' parameter in the configuration file ctg.ini and retry. Refer to the CICS® Transaction Gateway Information Center for details about this parameter.