ORA-30939: Order violation: Element 'string

admin

ORA-30939: Order violation: Element 'string' may not follow element 'string'
Cause: The XML schemaspecifies a content model that is sequential, where the
order of nodes in the instance must follow the order specified by the schema,and
this instance relies on the schema validity to avoid maintaining instance order
information
Action: Insert elements onlyin the order specified in the schema