In the original backup specification file
ProgramData -> Omniback -> Config -> Server -> Datalists
You will see this line, which is the source of the problem
} -keepcatalog same_as_dataprotection
This was reported to the lab and was fixed with an addition to the Cell Server patch.
Please get current with these patches
DPWIN_00634 Core (install first)
DPWIN_00632 Cell Server
DPWIN_00611 Cell Console
I have attached a document with a list of the current 'COre Suite' of patches for DP 6.21