Cause
High bound of the specified subpartition displayed in this message did not collate lower than that of the subsequent subpartition.
High bound of the specified subpartition displayed in this message did not collate lower than that of the subsequent subpartition.
Remove the illegal option. If it is desired to add storage to individual partitions, ALLOCATE STORAGE clause may be specified with ALTER TABLE/INDEX MODIFY PARTITION statement.
Try the following links for this error:
http://docs.oracle.com/cd/E16655_01/server.121/e26079/e12700.htm
https://community.oracle.com/message/2432102
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