Mark the 
		filename.390 file as re-entrant and non-cancel; this prevents it from being removed from storage at the end of execution, even if it is executed from IMS or CICS. 
	 
  
 
	 
 
	 
 
	 Build Settings:
 
		 
		Type directly into the 
		  Additional Directives field on the 
		  Linker tab of your project properties 
		  Assembler page.