Hi,

I am calling Salesforce Webservice from Soap UI.
I am getting below error in request.

INVALID_SESSION_ID: Invalid Session ID found in SessionHeader: Illegal Session

Soap Request :

<soapenv:Envelope xmlns:soapenv="http://schemas.xmlsoap.org/soap/envelope/" xmlns:cas="http://soap.sforce.com/schemas/class/CaseWebService">
   <soapenv:Header>
      <cas:AllowFieldTruncationHeader>
         <cas:allowFieldTruncation>0</cas:allowFieldTruncation>
      </cas:AllowFieldTruncationHeader>
      <cas:DebuggingHeader>
         <!--Zero or more repetitions:-->
         <cas:categories>
            <cas:category>All</cas:category>
            <cas:level>INFO</cas:level>
         </cas:categories>
         <cas:debugLevel>NONE</cas:debugLevel>
      </cas:DebuggingHeader>
      <cas:CallOptions>
         <cas:client>0</cas:client>
      </cas:CallOptions>
      <cas:SessionHeader>
         <cas:sessionId>1XjSeaHT9b85DPaCSHzp4RjZ</cas:sessionId>
      </cas:SessionHeader>
   </soapenv:Header>
   <soapenv:Body>
      <cas:CaseParam>
         <cas:cNo>00001024</cas:cNo>
         <cas:cOrigin>Phone</cas:cOrigin>
         <cas:cDescription>Test</cas:cDescription>
         <cas:cSubject>Design issue with mechanical rotor Test</cas:cSubject>
         <cas:cPriority>High</cas:cPriority>
         <cas:cStatus>Working</cas:cStatus>
      </cas:CaseParam>
   </soapenv:Body>
</soapenv:Envelope>

Error :

<soapenv:Envelope xmlns:soapenv="http://schemas.xmlsoap.org/soap/envelope/" xmlns:sf="http://soap.sforce.com/schemas/class/CaseWebService">
   <soapenv:Body>
      <soapenv:Fault>
         <faultcode>sf:INVALID_SESSION_ID</faultcode>
         <faultstring>INVALID_SESSION_ID: Invalid Session ID found in SessionHeader: Illegal Session</faultstring>
      </soapenv:Fault>
   </soapenv:Body>
</soapenv:Envelope>