"Some index [sub]partitions could not be rebuilt"
*Cause: The first phase (partition DDL and index [sub]partition placement)
completed successfully. During the second phase, some of the index
[sub]partitions could not be rebuilt.
*Action: Search the alert log for the string DBMS_INDEX_UTL.
Check the error associated with each of the [sub]partitions
that could not be rebuilt and take the appropriate corrective