Unknown required extensibility element was found at the element. (WSDL file = aa....aa, line = bb....bb, extensibility element = cc....cc)

aa....aa: WSDL file path
bb....bb: Line number
cc....cc: Extension element name coded by the wsdl:required attribute

Description

R2026 of WS-I Basic Profile 1.1 does not recommend, so the wsdl:required attribute cannot be coded in the extension element.

Action

Do not code the wsdl:required attribute in the extension element.