Getting WS002 error code while created web claim, what is this error relate to,

Below is the xml,

<soap:Envelope

xmlns:soap=http://schemas.xmlsoap.org/soap/envelope/

xmlns:soapenc=http://schemas.xmlsoap.org/soap/encoding/

xmlns:xsi=http://www.w3.org/2001/XMLSchema-instance

xmlns:xsd=http://www.w3.org/2001/XMLSchema>

<soap:Body>

<ns:createWEBClaimResponse xmlns:ns="urn:PegaRULES:SOAP:WEBServicePackage:Services">

<Response>

<extClaimError>

<errorDesc></errorDesc>

<errorID>WS002</errorID>

</extClaimError>

<pyID>I-******</pyID>

<successFailureIndicator>false</successFailureIndicator>

</Response>

</ns:createWEBClaimResponse>

</soap:Body>

</soap:Envelope>