webservices空指针问题，急求啊 急急急

Question

AxisFault

 faultCode: {http://schemas.xmlsoap.org/soap/envelope/}Server.userException

 faultSubcode: 

 faultString: java.lang.NullPointerException

 faultActor: 

 faultNode: 

 faultDetail: 

{http://xml.apache.org/axis/}hostname:web22071

java.lang.NullPointerException

at org.apache.axis.message.SOAPFaultBuilder.createFault(SOAPFaultBuilder.java:221)

at org.apache.axis.message.SOAPFaultBuilder.endElement(SOAPFaultBuilder.java:128)

at org.apache.axis.encoding.DeserializationContext.endElement(DeserializationContext.java:1083)

at com.sun.org.apache.xerces.internal.parsers.AbstractSAXParser.endElement(Unknown Source)

at com.sun.org.apache.xerces.internal.impl.XMLDocumentFragmentScannerImpl.scanEndElement(Unknown Source)

at com.sun.org.apache.xerces.internal.impl.XMLDocumentFragmentScannerImpl$FragmentContentDriver.next(Unknown Source)

at com.sun.org.apache.xerces.internal.impl.XMLDocumentScannerImpl.next(Unknown Source)

at com.sun.org.apache.xerces.internal.impl.XMLNSDocumentScannerImpl.next(Unknown Source)

at com.sun.org.apache.xerces.internal.impl.XMLDocumentFragmentScannerImpl.scanDocument(Unknown Source)

at com.sun.org.apache.xerces.internal.parsers.XML11Configuration.parse(Unknown Source)

at com.sun.org.apache.xerces.internal.parsers.XML11Configuration.parse(Unknown Source)

at com.sun.org.apache.xerces.internal.parsers.XMLParser.parse(Unknown Source)

at com.sun.org.apache.xerces.internal.parsers.AbstractSAXParser.parse(Unknown Source)

at com.sun.org.apache.xerces.internal.jaxp.SAXParserImpl$JAXPSAXParser.parse(Unknown Source)

at javax.xml.parsers.SAXParser.parse(Unknown Source)

at org.apache.axis.encoding.DeserializationContext.parse(DeserializationContext.java:226)

at org.apache.axis.SOAPPart.getAsSOAPEnvelope(SOAPPart.java:645)

at org.apache.axis.Message.getSOAPEnvelope(Message.java:424)

at org.apache.axis.handlers.soap.MustUnderstandChecker.invoke(MustUnderstandChecker.java:62)

at org.apache.axis.client.AxisClient.invoke(AxisClient.java:173)

at org.apache.axis.client.Call.invokeEngine(Call.java:2719)

at org.apache.axis.client.Call.invoke(Call.java:2702)

at org.apache.axis.client.Call.invoke(Call.java:2378)

at org.apache.axis.client.Call.invoke(Call.java:2301)

at org.apache.axis.client.Call.invoke(Call.java:1758)

at com.friendship.util.UploadUtil.writeObjectOut(UploadUtil.java:48)

at com.friendship.upload.UploadFileBySqlserver.uploadFile(UploadFileBySqlserver.java:110)

at com.friendship.upload.UploadFileBySqlserver.run(UploadFileBySqlserver.java:46)

  向一个公共的接口传送数据出现报错，怎么解决 ，急求啊