IE浏览器表单提交报:Required MultipartFile parameter 'upload' is not present , 谷歌浏览器不报错
jsp页面
<form:form id="xxxForm" modelAttribute="xxxx" action="" method="post" enctype="multipart/form-data">
<input id="upload" type="file" class="file" name="upload" />
后端action方法参数@RequestParam("upload") MultipartFile upload
都有 ,求大神指点迷津