CASRB0033F Resource file version not compatible with dfherdio

The Resource Definition I/O module is incompatible with the RDF file you are using. RDF files are forward compatible, but not backward compatible.
System Action:
Processing terminated.
Resolution:
Check that you are not using a newer RDF file with an older version of this system.
Module:
dfhpcupg
Destination:
Stdout and rdoupgrd.log