ssm+tomcat搭建过程启动报错（1）

 java.lang.IllegalStateException: LifecycleProcessor not initialized - call 'refresh' before invoking lifecycle

2018-05-08 17:43:28,411 [localhost-startStop-1] WARN  [org.springframework.web.context.support.XmlWebApplicationContext] - Exception thrown from LifecycleProcessor on context close
  java.lang.IllegalStateException: LifecycleProcessor not initialized - call 'refresh' before invoking lifecycle methods via the context: Root WebApplicationContext: startup date [Mon March 09 17:43:27 CST 2020]; root of context hierarchy
    at org.springframework.context.support.AbstractApplicationContext.getLifecycleProcessor(AbstractApplicationContext.java:359)
    at org.springframework.context.support.AbstractApplicationContext.doClose(AbstractApplicationContext.java:888)
    at org.springframework.context.support.AbstractApplicationContext.close(AbstractApplicationContext.java:841)
    at org.springframework.web.context.ContextLoader.closeWebApplicationContext(ContextLoader.java:579)
    at org.springframework.web.context.ContextLoaderListener.contextDestroyed(ContextLoaderListener.java:115)
    at org.apache.catalina.core.StandardContext.listenerStop(StandardContext.java:5035)
    at org.apache.catalina.core.StandardContext.stopInternal(StandardContext.java:5687)
    at org.apache.catalina.util.LifecycleBase.stop(LifecycleBase.java:232)
    at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:160)
    at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1575)
    at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1565)
    at java.util.concurrent.FutureTask.run(FutureTask.java:262)
    at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
    at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
    at java.lang.Thread.run(Thread.java:745)

 jdk版本升级

pom下配置编译插件，配置jdk版本与工程jdk版本一致。

 <!--maven编译插件-->
<plugin>
     <groupId>org.apache.maven.plugins</groupId>
     <artifactId>maven-compiler-plugin</artifactId>
     <version>3.1</version>
     <configuration>
         <source>1.8</source>
         <target>1.8</target>
         <encoding>UTF-8</encoding>
     </configuration>
 </plugin>