Unsupported major.minor version 52.0 解决

Caused by: java.lang.UnsupportedClassVersionError: org/springframework/web/SpringServletContainerInitializer : Unsupported major.minor version 52.0 (unable to load class [org.springframework.web.SpringServletContainerInitializer])
at org.apache.catalina.loader.WebappClassLoaderBase.findClassInternal(WebappClassLoaderBase.java:2404)
at org.apache.catalina.loader.WebappClassLoaderBase.findClass(WebappClassLoaderBase.java:859)
at org.apache.catalina.loader.WebappClassLoaderBase.loadClass(WebappClassLoaderBase.java:1333)
at org.apache.catalina.loader.WebappClassLoaderBase.loadClass(WebappClassLoaderBase.java:1185)
at java.lang.Class.forName0(Native Method)
at java.lang.Class.forName(Class.java:278)
at org.apache.catalina.startup.WebappServiceLoader.loadServices(WebappServiceLoader.java:188)
at org.apache.catalina.startup.WebappServiceLoader.load(WebappServiceLoader.java:159)
at org.apache.catalina.startup.ContextConfig.processServletContainerInitializers(ContextConfig.java:1622)
at org.apache.catalina.startup.ContextConfig.webConfig(ContextConfig.java:1129)
at org.apache.catalina.startup.ContextConfig.configureStart(ContextConfig.java:769)
at org.apache.catalina.startup.ContextConfig.lifecycleEvent(ContextConfig.java:299)
at org.apache.catalina.util.LifecycleBase.fireLifecycleEvent(LifecycleBase.java:94)
at org.apache.catalina.core.StandardContext.startInternal(StandardContext.java:5134)
at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:150)
… 10 more
D:\apache-tomcat-renren-8.5.39\bin 下增加
SET JAVA_HOME=C:\Program Files\Java\jdk1.8.0_171\bin
SET JRE_HOME=C:\Program Files\Java\jdk1.8.0_171\jre
goto okJava
注意位置，并加上goto okJava