Error 500: java.lang.ClassCastException: javax.servlet.jsp.el.ImplicitObjectELResolver$ImplicitObjects incompatible with org.apache.taglibs.standard.lang.jstl.ImplicitObjects <form:form commandName="iframeConfig" method="post" action="${configIframe}" cssClass="required-validate">
<table border="0" cellpadding="0" class="portlet-form-table">
<tr>
<th>访问地址</th>
<td><spring:bind path="iframeConfig.map['src']">
<input name='<c:out value="${status.expression}"/>' type="text" value='<c:out value="${status.value}"/>' size="50" class="required validate-url">
</spring:bind></td>
</tr>
</table></form:form>
<table border="0" cellpadding="0" class="portlet-form-table">
<tr>
<th>访问地址</th>
<td><spring:bind path="iframeConfig.map['src']">
<input name='<c:out value="${status.expression}"/>' type="text" value='<c:out value="${status.value}"/>' size="50" class="required validate-url">
</spring:bind></td>
</tr>
</table></form:form>
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