problem description

WebUploader initialization discovers the situation shown in the following figure through the review element after the page opens

nesting div blocks with n-layer class as webuploader-pick directly leads to display error

the environmental background of the problems and what methods you have tried

related codes

/ / Please paste the code text below (do not replace the code with pictures)

<div id="uploader_02" class="max">
    <c:choose>
        <c:when test="${bo.order.imgPath2!=null&&bo.order.imgPath2!="" }">
            <div id="filePicker_2" class="max"><img height="100%" width="100%" src="<%=basePath%>${bo.order.imgPath2}" /></div>
        </c:when>
        <c:otherwise>
            <div id="filePicker_2" class="max"></div>
        </c:otherwise>
    </c:choose>
</div>

initialized js

        uploader_2 = WebUploader.create({
        
              // 
              auto: true,
              
              method:"POST",
              
              fileNumLimit: 1,
        
              // swf
              swf:  "/js/Uploader.swf",
        
              // 
              server: "<%=basePath%>biz/controller/orderManagerController/imgUpload",
               
              // [:"file"]  name
              fileVal:"upload",
        
              // 
              // inputflash.
              pick: "-sharpfilePicker_2",
        
              // 
              accept: {
                  title: "Images",
                  extensions: "gif,jpg,jpeg,bmp,png",
                  mimeTypes: "image/*"
              }
          });

kneel down and beg your bosses for answers