Oracle Message ORA-14082 - new partition name must differ from that of any other partition of the object

ERRORnew partition name must differ from that of any other partition of the object
CAUSEUser entered ALTER TABLE/INDEX RENAME PARTITION specifying which is identical to the name of some existing partition of the object
ACTIONEnsure that the new partition name is different from the name of any (including the one being renamed) existing partition of a given table or index