java - Java Web サービス SOAPFaultException エラー

Question

私の Java Web サービスは正常に動作していましたが、突然どういうわけか以下のエラーがスローされます。

何が起こったのか教えてください。それを解決するための解決策は何ですか？

javax.xml.ws.soap.SOAPFaultException: java.lang.reflect.InvocationTargetException
        at com.sun.xml.internal.ws.fault.SOAP11Fault.getProtocolException(Unknown Source)
        at com.sun.xml.internal.ws.fault.SOAPFaultBuilder.createException(Unknown Source)
        at com.sun.xml.internal.ws.client.sei.SyncMethodHandler.invoke(Unknown Source)
        at com.sun.xml.internal.ws.client.sei.SyncMethodHandler.invoke(Unknown Source)
        at com.sun.xml.internal.ws.client.sei.SEIStub.invoke(Unknown Source)
        at $Proxy31.getGPRSConBillData(Unknown Source)
        at BillPostingService.postBill(BillPostingService.java:86)
        at ManualBillPostingService.postBill(ManualBillPostingService.java:27)
        at BatchBillPostingProcessor.postBill(BatchBillPostingProcessor.java:39)

        at BatchBillPostingProcessor.run(BatchBillPostingProcessor.java:31)
       CNO: 405000863 , Acknowledgement: E , Time millisec: -1347267052687
      javax.xml.ws.soap.SOAPFaultException: java.lang.reflect.InvocationTargetException
        at com.sun.xml.internal.ws.fault.SOAP11Fault.getProtocolException(Unknown Source)
        at com.sun.xml.internal.ws.fault.SOAPFaultBuilder.createException(Unknown Source)
        at com.sun.xml.internal.ws.client.sei.SyncMethodHandler.invoke(Unknown Source)
        at com.sun.xml.internal.ws.client.sei.SyncMethodHandler.invoke(Unknown Source)
        at com.sun.xml.internal.ws.client.sei.SEIStub.invoke(Unknown Source)
        at $Proxy31.getGPRSConBillData(Unknown Source)
        at BillPostingService.postBill(BillPostingService.java:86)
        at ManualBillPostingService.postBill(ManualBillPostingService.java:27)
        at BatchBillPostingProcessor.postBill(BatchBillPostingProcessor.java:39)    
        at BatchBillPostingProcessor.run(BatchBillPostingProcessor.java:31)
        javax.xml.ws.soap.SOAPFaultException: java.lang.reflect.InvocationTargetExceptio
        nCNO: 405000570 , Acknowledgement: E , Time millisec: -1347267053187

        at com.sun.xml.internal.ws.fault.SOAP11Fault.getProtocolException(Unknown Source)
        at com.sun.xml.internal.ws.fault.SOAPFaultBuilder.createException(Unknown Source)
        at com.sun.xml.internal.ws.client.sei.SyncMethodHandler.invoke(Unknown Source)
        at com.sun.xml.internal.ws.client.sei.SyncMethodHandler.invoke(Unknown Source)
        at com.sun.xml.internal.ws.client.sei.SEIStub.invoke(Unknown Source)
        at $Proxy31.getGPRSConBillData(Unknown Source)
        at BillPostingService.postBill(BillPostingService.java:86)
        at ManualBillPostingService.postBill(ManualBillPostingService.java:27)
        at BatchBillPostingProcessor.postBill(BatchBillPostingProcessor.java:39)