DFS4664I ALL SHADOW ADS/IDS ARE MARKED UNAVAILABLE
Explanation
The DEDB Alter utility made shadow data sets unavailable due to a severe error.
System action
Utility job fails with return code 8.
System programmer response
Delete / define / format shadow data sets. Check the reason for the error by using the SYSLOG and JOB LOG. After fixing the error, rerun the utility job.