JavaWebStart启动的时候老是报“启动文件中缺少下列必需字段：<jnlp>”错误

常规
启动/运行应用程序时发生错误。类别：启动文件错误启动文件中缺少下列必需字段：<jnlp>启动文件
&#65279;<?xml version="1.0" encoding="UTF-8"?><!-- jws_hrm_linux.jnlp --><jnlp codebase="http://10.230.1.160:8080/docroot/workflow" href="jws_hrm_linux.jnlp" spec="1.0+"> <information> <title> Work Flow </title> <vendor>ZZXY</vendor> <homepage href="WorkFlow.html"/> <description> Make a flow with this tool. </description> <icon href="red.gif"/> <offline-allowed/> </information> <security> <all-permissions/> </security> <resources> <j2se version="1.4+"/> <jar href="WorkFlow.jar"/> </resources> <application-desc main-class="workflow.WorkFlow"> <argument>http://10.230.1.160:8080/docroot/workflow/config/config.xml</argument> </application-desc></jnlp>
例外
MissingFieldException[ 启动文件中缺少下列必需字段：<jnlp>] at com.sun.javaws.jnl.XMLFormat.parse(Unknown Source) at com.sun.javaws.jnl.LaunchDescFactory.buildDescriptor(Unknown Source) at com.sun.javaws.jnl.LaunchDescFactory.buildDescriptor(Unknown Source) at com.sun.javaws.jnl.LaunchDescFactory.buildDescriptor(Unknown Source) at com.sun.javaws.Main.main(Unknown Source)