yarn运行报错，namenode和datanode没有问题。

ReminisZ 2019-11-21 04:59:33

我在Hadoop上成功运行了hdfs系统，并且用自带的wordcount程序成功统计了文本中文字的数目。但是在用yarn的时候，系统总是报错。

yarn系统已经成功启动，yarn的web界面也是可以访问的，在项目运行一栏显示failure。

运行的是伪分布系统，以下是出错的日志：

resurcemanager：
2019-11-21 16:18:31,277 ERROR org.apache.hadoop.yarn.server.resourcemanager.rmapp.RMAppImpl: App: application_1574324252372_0001 can't handle this event at current state
org.apache.hadoop.yarn.state.InvalidStateTransitionException: Invalid event: APP_UPDATE_SAVED at ACCEPTED
at org.apache.hadoop.yarn.state.StateMachineFactory.doTransition(StateMachineFactory.java:305)
at org.apache.hadoop.yarn.state.StateMachineFactory.access$500(StateMachineFactory.java:46)
at org.apache.hadoop.yarn.state.StateMachineFactory$InternalStateMachine.doTransition(StateMachineFactory.java:487)
at org.apache.hadoop.yarn.server.resourcemanager.rmapp.RMAppImpl.handle(RMAppImpl.java:880)
at org.apache.hadoop.yarn.server.resourcemanager.rmapp.RMAppImpl.handle(RMAppImpl.java:115)
at org.apache.hadoop.yarn.server.resourcemanager.ResourceManager$ApplicationEventDispatcher.handle(ResourceManager.java:1006)
at org.apache.hadoop.yarn.server.resourcemanager.ResourceManager$ApplicationEventDispatcher.handle(ResourceManager.java:990)
at org.apache.hadoop.yarn.event.AsyncDispatcher.dispatch(AsyncDispatcher.java:197)
at org.apache.hadoop.yarn.event.AsyncDispatcher$1.run(AsyncDispatcher.java:126)
at java.lang.Thread.run(Thread.java:748)

2019-11-21 16:18:34,775 WARN org.apache.hadoop.yarn.server.nodemanager.DefaultContainerExecutor: Exception from container-launch with container ID: container_1574324252372_0001_02_000001 and exit code: 1
ExitCodeException exitCode=1:
at org.apache.hadoop.util.Shell.runCommand(Shell.java:1009)
at org.apache.hadoop.util.Shell.run(Shell.java:902)
at org.apache.hadoop.util.Shell$ShellCommandExecutor.execute(Shell.java:1227)
at org.apache.hadoop.yarn.server.nodemanager.DefaultContainerExecutor.launchContainer(DefaultContainerExecutor.java:294)
at org.apache.hadoop.yarn.server.nodemanager.containermanager.launcher.ContainerLaunch.launchContainer(ContainerLaunch.java:501)
at org.apache.hadoop.yarn.server.nodemanager.containermanager.launcher.ContainerLaunch.call(ContainerLaunch.java:311)
at org.apache.hadoop.yarn.server.nodemanager.containermanager.launcher.ContainerLaunch.call(ContainerLaunch.java:105)
at java.util.concurrent.FutureTask.run(FutureTask.java:266)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at java.lang.Thread.run(Thread.java:748)

若能提供帮助，感激不尽。

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