KS3T502E [module name]: ESTAEX FAILED, RC = [return_code]

Explanation
 			 				This problem occurred during the preparation or 				execution of a batch job. The indicated module attempted 				to establish an ESTAE routine using the system ESTAEX 				macro, which returned the return-code. 			 		
System action
 			 				The module continues processing, but without the 				protection of an ESTAE routine. 			 		
User response
 			 				See "z/OS® MVS™ Programming: Assembler Services Reference, 				Volume 1" for an explanation of the ESTAEX macro 				return-code. Contact IBM® Software Support. Problem 				information is stored in the ITMS:Engine log, RKLVLOG, 				or in the batch job's JESMSGLG file. 			 		