Oracle Message ORA-14634 - Subpartition descriptions cannot be specified during the SPLIT/MERGE of a partition of a Range-List partitioned table

ERRORSubpartition descriptions cannot be specified during the SPLIT/MERGE of a partition of a Range-List partitioned table
CAUSEDuring a split or a merge of a partition of a range list partitioned table you cannot specify any subpartitioning information for the resulting partition (s)
ACTIONRemove all subpartitioning information from the DDL.