cas-bigdatalab / piflow

πflow is a big data flow engine with spark support
Apache License 2.0
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关于piflow启动web服务报错问题java.lang.ClassNotFoundException: websocket.drawboard.Room$Player #53

Closed yangy996 closed 2 years ago

yangy996 commented 2 years ago

01-Mar-2022 11:47:59.396 严重 [localhost-startStop-1] org.apache.catalina.core.ContainerBase.addChildInternal ContainerBase.addChild: start: org.apache.catalina.LifecycleException: 无法启动组件[StandardEngine[Catalina].StandardHost[localhost].StandardContext[/examples]] at org.apache.catalina.util.LifecycleBase.handleSubClassException(LifecycleBase.java:440) at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:198) at org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:743) at org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:719) at org.apache.catalina.core.StandardHost.addChild(StandardHost.java:705) at org.apache.catalina.startup.HostConfig.deployDirectory(HostConfig.java:1125) at org.apache.catalina.startup.HostConfig$DeployDirectory.run(HostConfig.java:1858) at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) at java.util.concurrent.FutureTask.run(FutureTask.java:266) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) at java.lang.Thread.run(Thread.java:748) Caused by: java.lang.NoClassDefFoundError: websocket/drawboard/Room$Player at java.lang.Class.getDeclaredMethods0(Native Method) at java.lang.Class.privateGetDeclaredMethods(Class.java:2701) at java.lang.Class.getDeclaredMethods(Class.java:1975) at org.apache.tomcat.websocket.pojo.PojoMethodMapping.(PojoMethodMapping.java:86) at org.apache.tomcat.websocket.server.WsServerContainer.addEndpoint(WsServerContainer.java:155) at org.apache.tomcat.websocket.server.WsServerContainer.addEndpoint(WsServerContainer.java:130) at org.apache.tomcat.websocket.server.WsSci.onStartup(WsSci.java:122) at org.apache.catalina.core.StandardContext.startInternal(StandardContext.java:5144) at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:183) ... 10 more Caused by: java.lang.ClassNotFoundException: websocket.drawboard.Room$Player at org.apache.catalina.loader.WebappClassLoaderBase.loadClass(WebappClassLoaderBase.java:1358) at org.apache.catalina.loader.WebappClassLoaderBase.loadClass(WebappClassLoaderBase.java:1180) ... 19 more

yangy996 commented 2 years ago

找到问题了,往intellij拷贝的时候会丢失问题