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  1. ,

    You are not deploying the oracle driver with the application. Place the driver jars in a shared or library extension folder of your application server. (You should go with option one or two though

  2. ,
    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}
    
    

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via luminis.eu by Unknown author, 1 year ago
java.lang.ClassNotFoundException: java.lang.ReflectiveOperationException	at java.net.URLClassLoader$1.run(URLClassLoader.java:202)	at java.security.AccessController.doPrivileged(Native Method)	at java.net.URLClassLoader.findClass(URLClassLoader.java:190)	at java.lang.ClassLoader.loadClass(ClassLoader.java:307)	at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:301)	at java.lang.ClassLoader.loadClass(ClassLoader.java:248)	at java.lang.Class.forName0(Native Method)	at java.lang.Class.forName(Class.java:247)	at org.jboss.marshalling.AbstractClassResolver.loadClass(AbstractClassResolver.java:135)	at org.jboss.marshalling.AbstractClassResolver.resolveClass(AbstractClassResolver.java:116)	at org.jboss.marshalling.river.RiverUnmarshaller.doReadClassDescriptor(RiverUnmarshaller.java:892)	at org.jboss.marshalling.river.RiverUnmarshaller.doReadClassDescriptor(RiverUnmarshaller.java:905)	at org.jboss.marshalling.river.RiverUnmarshaller.doReadNewObject(RiverUnmarshaller.java:1204)	at org.jboss.marshalling.river.RiverUnmarshaller.doReadObject(RiverUnmarshaller.java:272)	at org.jboss.marshalling.river.RiverUnmarshaller.doReadObject(RiverUnmarshaller.java:209)	at org.jboss.marshalling.river.RiverUnmarshaller.readFields(RiverUnmarshaller.java:1677)	at org.jboss.marshalling.river.RiverUnmarshaller.doInitSerializable(RiverUnmarshaller.java:1593)	at org.jboss.marshalling.river.RiverUnmarshaller.doInitSerializable(RiverUnmarshaller.java:1557)	at org.jboss.marshalling.river.RiverUnmarshaller.doInitSerializable(RiverUnmarshaller.java:1557)	at org.jboss.marshalling.river.RiverUnmarshaller.doReadNewObject(RiverUnmarshaller.java:1235)	at org.jboss.marshalling.river.RiverUnmarshaller.doReadObject(RiverUnmarshaller.java:272)	at org.jboss.marshalling.river.RiverUnmarshaller.doReadObject(RiverUnmarshaller.java:209)	at org.jboss.marshalling.AbstractObjectInput.readObject(AbstractObjectInput.java:72)	at org.jboss.remotingjmx.protocol.v1.ClientConnection$BaseResponseHandler.handle(ClientConnection.java:1759)