java.lang.IllegalStateException: Illegal access: this web application instance has been stopped alr

java.lang.IllegalStateException: Illegal access: this web application instance has been stopped already. Could not load []. The following stack trace is thrown for debugging purposes as well as to attempt to terminate the thread which caused the illegal access.
    at org.apache.catalina.loader.WebappClassLoaderBase.checkStateForResourceLoading(WebappClassLoaderBase.java:1305)
    at org.apache.catalina.loader.WebappClassLoaderBase.getResource(WebappClassLoaderBase.java:986)
    at           com.mysql.jdbc.AbandonedConnectionCleanupThread.checkContextClassLoaders(AbandonedConnectionCleanupThread.java:90)
    at com.mysql.jdbc.AbandonedConnectionCleanupThread.run(AbandonedConnectionCleanupThread.java:63)
    at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
    at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
    at java.lang.Thread.run(Thread.java:745)

在服务器获取本地启动时报错如上。

本地：

如上：在server里面报上述错误，启动失败，我思考了好久 在网上找了很多文章都解决不了

后面细心发现Ttomcat Localhost Log里面查看到了报错 是代码错误；

唉，细心！

在服务器上：

也要仔细看日志信息，是否有报错。需要在localhost.xxxx-xx-xx.log

日志里面查看，不要在catalina.xxxx-xx-xx.log中查看

总结：是启动时代码报错