日期:2014-05-16  浏览次数:20651 次

extjs4.0 通过webservice实现gridpanel
郁闷,报如下错误,各位帮忙看看
JScript code

You're trying to decode and invalid JSON String: <html>
<head>
    <title>Struts Problem Report</title>
    <style>
        pre {
            margin: 0;
            padding: 0;
        }    
    </style>
</head>
<body>
    <h2>Struts Problem Report</h2>
    <p>
    Struts has detected an unhandled exception:
    </p>


<div id="exception-info">
<table>
    <tr>
        <td><strong>Messages</strong>:</td>
        <td>
            <ol>
                        <li>javax.xml.rpc.Service</li>
                        <li>javax/xml/rpc/Service</li>
            </ol>
        </td>
    </tr>
    <tr>
        <td><strong>File</strong>:</td>
        <td>org/apache/catalina/loader/WebappClassLoader.java</td>
    </tr>
    <tr>
        <td><strong>Line number</strong>:</td>
        <td>1,676</td>
    </tr>
    
</table>
</div>


<div id="stacktraces">
<hr />
<h3>Stacktraces</h3>
<div class="stacktrace" style="padding-left: 0em">
    <strong>java.lang.reflect.InvocationTargetException</strong>
    <div>
    <pre>
    sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
    sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
    sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
    java.lang.reflect.Method.invoke(Unknown Source)
    com.opensymphony.xwork2.DefaultActionInvocation.invokeAction(DefaultActionInvocation.java:441)
    com.opensymphony.xwork2.DefaultActionInvocation.invokeActionOnly(DefaultActionInvocation.java:280)
    com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:243)
    com.opensymphony.xwork2.interceptor.DefaultWorkflowInterceptor.doIntercept(DefaultWorkflowInterceptor.java:165)
    com.opensymphony.xwork2.interceptor.MethodFilterInterceptor.intercept(MethodFilterInterceptor.java:87)
    com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:237)
    com.opensymphony.xwork2.validator.ValidationInterceptor.doIntercept(ValidationInterceptor.java:252)
    org.apache.struts2.interceptor.validation.AnnotationValidationInterceptor.doIntercept(AnnotationValidationInterceptor.java:68)
    com.opensymphony.xwork2.interceptor.MethodFilterInterceptor.intercept(MethodFilterInterceptor.java:87)
    com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:237)
    com.opensymphony.xwork2.interceptor.ConversionErrorInterceptor.intercept(ConversionErrorInterceptor.java:122)
    com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:237)
    com.opensymphony.xwork2.interceptor.ParametersInterceptor.doIntercept(ParametersInterceptor.java:195)
    com.opensymphony.xwork2.interceptor.MethodFilterInterceptor.intercept(MethodFilterInterceptor.java:87)
    com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:237)
    com.opensymphony.xwork2.interceptor.ParametersInterceptor.doIntercept(ParametersInterceptor.java:195)
    com.opensymphony.xwork2.interceptor.MethodFilterInterceptor.intercept(MethodFilterInterceptor.java:87)
    com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:237)
    com.opensymphony.xwork2.interceptor.StaticParametersInterceptor.intercept(StaticParametersInterceptor.java:179)
    com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:237)
    org.apache.struts2.interceptor.MultiselectInterceptor.intercept(MultiselectInterceptor.