【web框架】报错：Unsupported major.minor version 52.0

案例：【问题】：bos启动服务，打开扩展开发平台报错，如图1，

报错信息：

500 内部服务器错误

服务器遇到了一个内部错误而无法完成请求。

javax.servlet.ServletException: org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerMapping#0': Invocation of init method failed; nested exception is org.springframework.beans.factory.CannotLoadBeanClassException: Error loading class [com.kingdee.bos.workflow.web.lightDeployController] for bean with name 'com.kingdee.bos.workflow.web.lightDeployController' defined in URL [jar:file:/D:/EASworkspace/workspace86/MSZYWeb86/web/webRoot/WEB-INF/lib/light_deploy.jar!