EDG6831I

Explanation
You are running the DFSMSrmm EDGUTIL utility to
verify information for volumes. The volume has an entry in the volume
catalog and the volume is defined to DFSMSrmm as a stacked volume.
Stacked volumes are for use in a VTS and cannot be defined in the
volume catalog.
In the message text:
volser
This is the volume serial number of the volume.

System action
EDGUTIL processing continues.

Operator response
None.

System programmer response
If the volume is correctly defined
to DFSMSrmm, remove the volume from the volume catalog using access
method services commands.
If the volume type is not correct,
correct the volume type defined to DFSMSrmm.

Source
DFSMSrmm

Module
EDGUTIL