缺失 ?import org.apache.commons.fileupload.FileUploadException; 包
在pom.xml文件加上
<dependency>
??<groupId>commons-fileupload</groupId>
??<artifactId>commons-fileupload</artifactId>
??<version>1.3.3</version>
</dependency>
缺失 ?import org.apache.commons.fileupload.FileUploadException; 包
原文地址：https://www.cnblogs.com/kaka666/p/8367032.html