上传文件报错：org.apache.commons.fileupload.FileUploadBase$IOFileUploadException: Processing of multipart/form-data request failed. E:\tomcat\XXX\temp\upload_2d14604e_1672eeb9d3b__8000_00000000.tmp (系统找不到指定的路径。)
解决办法：把内存中存储文件的最大值设置大一些
DiskFileItemFactory factory = new DiskFileItemFactory();
factory.setSizeThreshold(maxMemSize);//把maxMemSize设置大一些