The INP CRP feature must be enabled before the relcause parameter can be specified.
Recovery
Display the status of the INP CRP feature. Enter the rtrv-ctrl-feat command.
If the feature is not shown in the output, then the feature is not enabled. If the feature has a status of OFF, then the feature is enabled but is not turned on.
Enable the feature as necessary. Refer to the INP/AINPQ User's Guide for assistance.
Re-enter the chg-inpopts command that generated this error message.