Error in Flume



0
I installed hadoop2.2.0 and now I am trying to run flume, but I get this error. Please help to remove this error.



15/03/19 01:02:52 ERROR node.PollingPropertiesFileConfigurationProvider: Failed to load configuration data. Exception follows.
org.apache.flume.FlumeException: Unable to load source type: flume.mytwittersource.MyTwitterSourceForFlume flume.mytwittersource.MyTwitterSourceForFlume, class: flume.mytwittersource.MyTwitterSourceForFlume flume.mytwittersource.MyTwitterSourceForFlume
at org.apache.flume.source.DefaultSourceFactory.getClass(DefaultSourceFactory.java:67)
at org.apache.flume.source.DefaultSourceFactory.create(DefaultSourceFactory.java:40)
at org.apache.flume.node.AbstractConfigurationProvider.loadSources(AbstractConfigurationProvider.java:327)
at org.apache.flume.node.AbstractConfigurationProvider.getConfiguration(AbstractConfigurationProvider.java:102)
at org.apache.flume.node.PollingPropertiesFileConfigurationProvider$FileWatcherRunnable.run(PollingPropertiesFileConfigurationProvider.java:140)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java:308)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
at java.lang.Thread.run(Thread.java:745)
Caused by: java.lang.ClassNotFoundException: flume.mytwittersource.MyTwitterSourceForFlume flume.mytwittersource.MyTwitterSourceForFlume
at java.net.URLClassLoader.findClass(URLClassLoader.java:381)
at java.lang.ClassLoader.loadClass(ClassLoader.java:424)
at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:331)
at java.lang.ClassLoader.loadClass(ClassLoader.java:357)
at java.lang.Class.forName0(Native Method)
at java.lang.Class.forName(Class.java:264)
at org.apache.flume.source.DefaultSourceFactory.getClass(DefaultSourceFactory.java:65)
... 11 more

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