DFS4641E AT LEAST ONE AVAILABLE SHADOW AREA DATA SET AND ONE AVAILABLE SHADOW IMAGE COPY DATA SET ARE REQUIRED

Explanation
 At least one shadow area data set, or the one
shadow image copy data set, is not defined or marked as available
to DBRC in the RECON data sets. 
The DEDB Alter utility requires
at least one shadow area data set and one shadow image copy data set
to be defined and marked as available to DBRC in the RECON data sets
for ALTERAREA function.

System action
 The DEDB Alter utility terminates without completing
the requested function.  

System programmer response
 Correct the data set availability
error, and then resubmit the DEDB Alter utility. 

Module
 	DBFUMMS0 