TDP0520 "operand" IS NOT A VALID CP NAME
Explanation:
A TDP command specified the name of a CP device that is not a valid.
Generated By:
TDP.
Notes:
A CP device name must begin with the characters 'CP' (or the deprecated characters 'IFP') followed by three or, if supported by the environment, four valid hexadecimal characters.
Remedy:
Re-issue the command with a valid CP device name.