Hi, Could you attach the config too?
- Alex On May 11, 2013, at 11:52 PM, Jay Vyas <[email protected]> wrote: > Hi flume : > > I've setup a file to file source/sink , just as a test. Im using the exec > source, with tail -F to follow a simple tmp file that is being catted to. > > However, I've started seeing the following exception in the flume logs: > > java.lang. > IllegalStateException: Channel closed [channel=c1]. Due to > java.lang.NullPointerException: null > at > org.apache.flume.channel.file.FileChannel.createTransaction(FileChannel.java:353) > at > org.apache.flume.channel.BasicChannelSemantics.getTransaction(BasicChannelSemantics.java:122) > at org.apache.flume.sink.RollingFileSink.process(RollingFileSink.java:183) > at > org.apache.flume.sink.DefaultSinkProcessor.process(DefaultSinkProcessor.java:68) > at org.apache.flume.SinkRunner$PollingRunner.run(SinkRunner.java:147) > at java.lang.Thread.run(Thread.java:662) > Caused by: java.lang.NullPointerException > at org.apache.flume.channel.file.Log.writeCheckpoint(Log.java:895) > at org.apache.flume.channel.file.Log.replay(Log.java:406) > at org.apache.flume.channel.file.FileChannel.start(FileChannel.java:303) > at > org.apache.flume.lifecycle.LifecycleSupervisor$MonitorRunnable.run(LifecycleSupervisor.java:236) > at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:439) > at > java.util.concurrent.FutureTask$Sync.innerRunAndReset(FutureTask.java:317) > at java.util.concurrent.FutureTask.runAndReset(FutureTask.java:150) > at > java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$101(ScheduledThreadPoolExecutor.java:98) > at > java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.runPeriodic(ScheduledThreadPoolExecutor.java:180) > at > java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:204) > at > java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:895) > at > java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:918) > ... 1 more > > Any thoughts on where this NullPointerException is coming from? It appears > from scanning the code that maybe it related to a missing folder or > directory. But I cant find the exact line on the git hub branches. > > This is using apache-flume-1.3.1.23-... > > > -- > Jay Vyas > http://jayunit100.blogspot.com -- Alexander Alten-Lorenz http://mapredit.blogspot.com German Hadoop LinkedIn Group: http://goo.gl/N8pCF
