Oracle Error ORA-44750: Cannot create secondary index on unstructured component of XMLIndex.

Oracle Error Message

ORA-44750: Cannot create secondary index on unstructured component of XMLIndex.

Reason for the Error

An attempt was made to create a secondary index on the unstructured component of an XMLIndex when the XMLIndex does not have an unstructured component.

Solution

Alter XMLIndex to add an unstructured component.