ICOM getting a abended U0503

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Article ID: 242103

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Updated On:

Products

CA 7 Workload Automation

Issue/Introduction

CA7ICOM is abending at startup with a U0503. What cause this abend?

Cause

The problem is caused when using a submit data set and the DD statement for the submit data set defined to ICOM is not initialized in the communications data set (UCC7CMDS) 

Environment

Release : 12.0, 12.1

Component : CA 7

Resolution

You must the CA00N700 job from your.JCLLIB to initialize the communication data set with the UCC7SUBx DD name(s). This require CA 7 and all ICOMs associated with the CA 7 instance to be down at the time this job run.

Below is a sample JCL to init the communications data set:

 

//CMDSI   EXEC  PGM=SASSCDSI                            
//STEPLIB  DD  DISP=SHR,DSN=your.ca7.CAL2LOAD
//SYSPRINT DD  SYSOUT=*,DCB=BLKSIZE=133                 
//UCC7CMDS DD  DISP=OLD,DSN=your.ca7.COMMDS  
//SYSIN    DD  DISP=SHR,                                
//            DSN=APCDAL.LVL1.CA7R121.JCLLIB(CDSIDECK)

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Sample of the CDSIDECK:  

*CDSINIT*         
*ICOMCPU* CA11CA31
*CPU*     UCC7SUB1
*CPU*     UCC7SUB2