A BACKVOL command was issued, but the required volume identification or storage group was not specified. Either the VOLUMES, PRIMARY, CONTROLDATASETS or STORAGEGROUP parameter must be specified. The VOLUMES or STORAGEGROUP parameter and the volume serial number or the list of storage groups are required when the DUMP parameter is specified.
The command ends. DFSMShsm processing continues.
Reissue the BACKVOL command with the desired parameter and its values.
DFSMShsm