성공시
<?xml version="1.0" ?><S:Envelope xmlns:S="http://schemas.xmlsoap.org/soap/envelope/"> <S:Body><ns2:CUSTOMERResponse xmlns:ns2="http://webservice.autocrm.net/"> <return><ACTAMAGIC>CS1709040163</ACTAMAGIC><ALTAMAGIC>53194</ALTAMAGIC><RESULT>Y</RESULT></return> </ns2:CUSTOMERResponse></S:Body></S:Envelope>  

실패시

<?xml version="1.0" ?><S:Envelope xmlns:S="http://schemas.xmlsoap.org/soap/envelope/"> <S:Body><S:Fault xmlns:ns4="http://www.w3.org/2003/05/soap-envelope" xmlns=""> <faultcode>S:Server</faultcode><faultstring>java.lang.NullPointerException</faultstring></S:Fault></S:Body></S:Envelope>

해당 내용으로 예측 할만한 게 있을까요?