linux执行jar访问axis接口错误

Question

package test;import java.rmi.RemoteException;import javax.xml.namespace.QName;import javax.xml.rpc.ServiceException;import org.apache.axis.client.Call;import org.apache.axis.client.Service;public class TstCall {public static void main(String[] args) throws ServiceException, RemoteException {    //初始化参数    String chgKind = "1"; // 1：增加；2：变更    String workNo = "CY_yy" ;    String workNAme = "白莉";    String mobile = "15133333333";    String dealerId = "920301832";    String chgDate = "20160302";    String YGZurl = null ;    //创建服务    Service YGZservice = new Service();    //创建调用句柄    Call YGZcall = (Call) YGZservice.createCall();    //设置请求地址    YGZcall.setTargetEndpointAddress(YGZurl);    YGZcall.setOperationName(new QName(null, "IfService"));    try     {         Object o =YGZcall.invoke(new Object[] { "","123","Service","",                "<request><userlist><user><systemtype note=\"sour\">1</systemtype><kind note=\"chg\">"+chgKind+"</kind>"                        +"<id note=\"num\">"+workNo+"</id><name note=\"numname\">"+workNAme+"</name><limit note=\"pp\">1</limit>"                        +"<tel note=\"tel\">"+mobile+"</tel><belongfkid note=\"dealerID\">"+dealerId+"</belongfkid><starttime note=\"chgtime\">"+chgDate+"</starttime>"                        +"</user></userlist></request>" });    }catch(Exception e) {         e.printStackTrace();      }  }}在window下执行都正常，但是在linux下执行报错：执行语句：java -jar -Djava.ext.dirs=/home/oracle/xf_everyday_check_p/javajar/lib/ test.jar 报错日志：AxisFaultfaultCode: {http://schemas.xmlsoap.org/soap/envelope...}Server.userExceptionfaultSubcode: faultString: java.lang.NullPointerExceptionfaultActor: faultNode: faultDetail: