Spring MVC报错:The request sent by the client was syntactically incorrect ()

Spring MVC报错:The request sent by the client was syntactically incorrect ()

<form method="post" action="${ctx}/storaget/save" class="pageForm required-validate" onsubmit="return validateCallback(this, dialogAjaxDone)">

改变---->

<form method="post" action="${ctx}/storaget/save" enctype="multipart/form-data" class="pageForm required-validate" onsubmit="return iframeCallback(this, dialogAjaxDone);" >