Not able to clreate Copper Workorders New Activation

Getting error : UnexpectedRollbackException: Transaction silently rolled back because it has been marked as rollback-only.

<soapenv:Envelope xmlns:soapenv="http://schemas.xmlsoap.org/soap/envelope/" xmlns:ser="http://server.api.nep.mobinets.com/">
<soapenv:Header/>
<soapenv:Body>
<ser:arborSingleWO_fCNA>
<fAppType>I</fAppType>
<fExc>OB72</fExc>
<fCabinet>045M</fCabinet>
<fDpoint>0071</fDpoint>
<fSubno>44440021</fSubno>
<fSubscr_Type>T</fSubscr_Type>
<fWOID>4444000261</fWOID>
<fUsage_Type>2</fUsage_Type>
<fOrder_Type>INST</fOrder_Type>
<fUserID>96109</fUserID>
<arborOrderId>444400021</arborOrderId>
</ser:arborSingleWO_fCNA>
</soapenv:Body>+
</soapenv:Envelope>

<soap:Envelope xmlns:soap="http://schemas.xmlsoap.org/soap/envelope/">
<soap:Body>
<soap:Fault>
<faultcode>soap:Server</faultcode>
<faultstring>org.springframework.transaction.UnexpectedRollbackException: Transaction silently rolled back because it has been marked as rollback-only</faultstring>
</soap:Fault>
</soap:Body>
</soap:Envelope>