tomcat 访问不到 报404或500 dispatcherServlet

tomcat 访问不到 报404或500 dispatcherServlet

idea 启动项目报错 404 或 500

javax.servlet.ServletException: Servlet.init() for servlet [dispatcherServlet] threw exceptionorg.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:493)org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:81)org.apache.catalina.valves.AbstractAccessLogValve.invoke(AbstractAccessLogValve.java:650)org.tor.CoyoteAdapter.service(CoyoteAdapter.java:342)http11.Http11Processor.service(Http11Processor.java:800)AbstractProcessorLight.process(AbstractProcessorLight.java:66)AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:806)at.util.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1498)at.util.SocketProcessorBase.run(SocketProcessorBase.java:49)urrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)urrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)at.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)java.lang.Thread.run(Thread.java:748)

排错：

发现web 没有正确显示图标、
错误原因：
project struct 中的路径错误。修改正确后即可运行