Oracle Message ORA-19651 - cannot apply offline-range record to datafile string: SCN mismatch

ERRORcannot apply offline-range record to datafile string: SCN mismatch
CAUSEAPPLYOFFLINERANGE cannot apply an offline-range record to a target datafile unless the datafiles checkpoint SCN exactly matches the offline-clean SCN in the specified offline-range record.
ACTIONSpecify an offline-range record whose offline-clean SCN matches the target datafiles checkpoint.