报错信息是
Error creating bean with name 'multipartResolver' defined in class path resource [springMVC-servlet.xml]: Unsatisfied dependency expressed through constructor parameter 0; nested exception is org.springframework.beans.factory.NoSuchBeanDefinitionException: No qualifying bean of type 'org.apache.commons.fileupload.FileItem' available: expected at least 1 bean which qualifies as autowire candidate. Dependency annotations: {}
jar包导了，但是不行，然后bean标签也写了，确认无误