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Samebug tips

  1. ,
    Expert tip

    This might be an issue with the file location in the Spark submit command. Try it with

    spark-submit --master spark://master:7077 \
         hello_world_from_pyspark.py {file location}
    
    
  2. ,
    Expert tip

    Check if you've set a name in Application -> Run. If you didn't, the generated XML is gonna have missing information and then this exception will be thrown.

Solutions on the web

java.lang.ClassNotFoundException: ElasticSearchModuleBootstrapper	at java.net.URLClassLoader.findClass(URLClassLoader.java:381)	at java.lang.ClassLoader.loadClass(ClassLoader.java:424)	at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:331)	at java.lang.ClassLoader.loadClass(ClassLoader.java:357)	at java.lang.Class.forName0(Native Method)	at java.lang.Class.forName(Class.java:264)	at com.graphaware.runtime.bootstrap.RuntimeKernelExtension.registerModules(RuntimeKernelExtension.java:145)	at com.graphaware.runtime.bootstrap.RuntimeKernelExtension.start(RuntimeKernelExtension.java:113)	at org.neo4j.kernel.lifecycle.LifeSupport$LifecycleInstance.start(LifeSupport.java:452)	at org.neo4j.kernel.lifecycle.LifeSupport.start(LifeSupport.java:111)	at org.neo4j.kernel.extension.KernelExtensions.start(KernelExtensions.java:86)	at org.neo4j.kernel.lifecycle.LifeSupport$LifecycleInstance.start(LifeSupport.java:452)	at org.neo4j.kernel.lifecycle.LifeSupport.start(LifeSupport.java:111)	at org.neo4j.kernel.impl.factory.GraphDatabaseFacadeFactory.newFacade(GraphDatabaseFacadeFactory.java:139)	at org.neo4j.kernel.impl.factory.CommunityFacadeFactory.newFacade(CommunityFacadeFactory.java:43)	at org.neo4j.kernel.impl.factory.GraphDatabaseFacadeFactory.newFacade(GraphDatabaseFacadeFactory.java:108)	at org.neo4j.server.CommunityNeoServer$1.newGraphDatabase(CommunityNeoServer.java:66)	at org.neo4j.server.database.LifecycleManagingDatabase.start(LifecycleManagingDatabase.java:95)	at org.neo4j.kernel.lifecycle.LifeSupport$LifecycleInstance.start(LifeSupport.java:452)	at org.neo4j.kernel.lifecycle.LifeSupport.start(LifeSupport.java:111)	at org.neo4j.server.AbstractNeoServer.start(AbstractNeoServer.java:194)	at org.neo4j.server.Bootstrapper.start(Bootstrapper.java:97)	at org.neo4j.server.CommunityBootstrapper.start(CommunityBootstrapper.java:48)	at org.neo4j.server.CommunityBootstrapper.main(CommunityBootstrapper.java:35)