<soapenv:Envelope xmlns:soapenv="http://schemas.xmlsoap.org/soap/envelope/" xmlns:stud="http://nwu.ac.za/wsdl/StudentRecordMaintenance">
   <soapenv:Header/>
   <soapenv:Body>
      <stud:getCurrRegGroupForStudentModule>
         <!--1 or more repetitions:-->
         <studentModules>
            <!--Optional:-->
            <academicPeriod>
               <acadPeriodtTypeKey>vss.code.AcademicPeriod.YEAR</acadPeriodtTypeKey>
               <acadPeriodValue>2019</acadPeriodValue>
            </academicPeriod>
            <conditionalRegistration>0</conditionalRegistration>
            <exemption>0</exemption>
            <!--Optional:-->
            <module>AADS511</module>
            <univNumber>20878273</univNumber>
         </studentModules>
         <!--Optional:-->
         <contextInfo>
            <subscriberClientName>SOAPUI</subscriberClientName>
         </contextInfo>
      </stud:getCurrRegGroupForStudentModule>
   </soapenv:Body>
</soapenv:Envelope>


Message:
<soap:Envelope xmlns:soap="http://schemas.xmlsoap.org/soap/envelope/">
   <soap:Body>
      <soap:Fault>
         <faultcode>soap:Server</faultcode>
         <faultstring>java.lang.NullPointerException</faultstring>
      </soap:Fault>
   </soap:Body>
</soap:Envelope>