Oracle Error ORA-14263: new subpartition name must differ from that of any other subpartition of the object

Oracle Error Message

ORA-14263: new subpartition name must differ from that of any other subpartition of the object

Reason for the Error

User entered ALTER TABLE/INDEX RENAME SUBPARTITION specifying which is identical to the name of some existing subpartition of the object

Solution

Ensure that the new subpartition name is different from the name of any (including the one being renamed) existing subpartition of a given table or index