Oracle Solution for Error ora-14635

Solution for Oracle Error ORA-14635

ORA-14635: only one resulting subpartition can be specified for MERGE SUBPARTITIONS

What triggered the Error:

ALTER TABLE MERGE SUBPARTITIONS contained more than one resulting subpartition for the MERGE

What should we do to fix it:

Ensure that the statement describes exactly one subpartition as the target that need to be MERGEd