Oracle Error Message
ORA-19030: Method invalid for non-schema based XML Documents.
Reason for the Error
The method can be invoked on only schema based xmltype objects.
Solution
Don’t invoke the method for non schema based xmltype objects.
ORA-19030: Method invalid for non-schema based XML Documents.
The method can be invoked on only schema based xmltype objects.
Don’t invoke the method for non schema based xmltype objects.