Getting error while creating FN WO on .180 While it's working fine on .84

SAME REQUEST SENT ON .180 and .84 :
<soapenv:Envelope xmlns:soapenv="http://schemas.xmlsoap.org/soap/envelope/" xmlns:ser="http://server.api.nep.mobinets.com/">
<soapenv:Header/>
<soapenv:Body>
<NS3:arborWOREGPON_fCNAREGPON xmlns:NS3="http://server.api.nep.mobinets.com/">
<fAppType>I</fAppType>
<fOLT>QUR2</fOLT>
<fFDHMDU>029S</fFDHMDU>
<fDPAP>0003</fDPAP>
<fFTP>NFTP</fFTP>
<fSubno>44449113</fSubno>
<fSubscr_Type>T</fSubscr_Type>
<fWOID>4444900313</fWOID>
<fUsage_Type>G</fUsage_Type>
<fOrder_Type>INST</fOrder_Type>
<fUserID>11362845</fUserID>
<arborOrderId>444490113</arborOrderId>
</NS3:arborWOREGPON_fCNAREGPON>
</soapenv:Body>
</soapenv:Envelope>

RESPONSE ON .180
<soap:Envelope xmlns:soap="http://schemas.xmlsoap.org/soap/envelope/">
<SOAP-ENV:Header xmlns:SOAP-ENV="http://schemas.xmlsoap.org/soap/envelope/">
<wsse:Security soap:mustUnderstand="1" xmlns:wsse="http://docs.oasis-open.org/wss/2004/01/oasis-200401-wss-wssecurity-secext-1.0.xsd" xmlns:wsu="http://docs.oasis-open.org/wss/2004/01/oasis-200401-wss-wssecurity-utility-1.0.xsd">
<wsse:UsernameToken wsu:Id="UsernameToken-1ba80613-5dea-4e4a-aaee-8a33e2ae5e52">
<wsse:Username>nep-api-key</wsse:Username>
<wsse:Password Type="http://docs.oasis-open.org/wss/2004/01/oasis-200401-wss-username-token-profile-1.0#PasswordText">mobinets@2017</wsse:Password>
</wsse:UsernameToken>
</wsse:Security>
</SOAP-ENV:Header>
<soap:Body>
<ns2:arborWOREGPON_fCNAREGPONResponse xmlns:ns2="http://server.api.nep.mobinets.com/">
<return>1</return>
</ns2:arborWOREGPON_fCNAREGPONResponse>
</soap:Body>
</soap:Envelope>

RESPONSE ON .84:
<soap:Envelope xmlns:soap="http://schemas.xmlsoap.org/soap/envelope/">
<SOAP-ENV:Header xmlns:SOAP-ENV="http://schemas.xmlsoap.org/soap/envelope/">
<wsse:Security soap:mustUnderstand="1" xmlns:wsse="http://docs.oasis-open.org/wss/2004/01/oasis-200401-wss-wssecurity-secext-1.0.xsd" xmlns:wsu="http://docs.oasis-open.org/wss/2004/01/oasis-200401-wss-wssecurity-utility-1.0.xsd">
<wsse:UsernameToken wsu:Id="UsernameToken-cdea2fd0-a9b0-4b51-a1aa-9ae69ceac9b8">
<wsse:Username>nep-api-key</wsse:Username>
<wsse:Password Type="http://docs.oasis-open.org/wss/2004/01/oasis-200401-wss-username-token-profile-1.0#PasswordText">mobinets@2017</wsse:Password>
</wsse:UsernameToken>
</wsse:Security>
</SOAP-ENV:Header>
<soap:Body>
<ns2:arborWOREGPON_fCNAREGPONResponse xmlns:ns2="http://server.api.nep.mobinets.com/">
<return>0</return>
</ns2:arborWOREGPON_fCNAREGPONResponse>
</soap:Body>
</soap:Envelope>