ORA-26029: index string.string partition string initially in unusable state

ORA-26029: index string.string partition string initially in unusable state

Cause: A partition of an index is in IU state prior to the beginning * of a direct path load, it cannot be maintained by the loader.

Action: Either rebuild index partition, re-create the index, or use either * SKIP_UNUSABLE_INDEXES or SKIP_INDEX_MAINTENANCE (Sql*Loader only).