7.7 http://schemas.datacontract.org/2004/07/System.ServiceModel Schema

 <?xml version="1.0" encoding="UTF-8"?>
 <xs:schema xmlns:q4="http://schemas.datacontract.org/2004/07/System.ServiceModel" elementFormDefault="qualified" targetNamespace="http://schemas.datacontract.org/2004/07/System.ServiceModel" xmlns:xs="http://www.w3.org/2001/XMLSchema">
   <xs:complexType name="ExceptionDetail">
     <xs:sequence>
       <xs:element minOccurs="0" name="HelpLink" nillable="true" type="xs:string"/>
       <xs:element minOccurs="0" name="InnerException" nillable="true" type="q4:ExceptionDetail"/>
       <xs:element minOccurs="0" name="Message" nillable="true" type="xs:string"/>
       <xs:element minOccurs="0" name="StackTrace" nillable="true" type="xs:string"/>
       <xs:element minOccurs="0" name="Type" nillable="true" type="xs:string"/>
     </xs:sequence>
   </xs:complexType>
   <xs:element name="ExceptionDetail" nillable="true" type="q4:ExceptionDetail"/>
 </xs:schema>