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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 Oracle Community by 843797, 1 year ago
edu.iu.uis.my.web.UserChannel
java.lang.ClassNotFoundException: edu.iu.uis.my.web.UserChannel	at java.net.URLClassLoader$1.run(URLClassLoader.java:200)	at java.security.AccessController.doPrivileged(Native Method)	at java.net.URLClassLoader.findClass(URLClassLoader.java:188)	at java.lang.ClassLoader.loadClass(ClassLoader.java:297)	at java.lang.ClassLoader.loadClass(ClassLoader.java:253)	at java.lang.ClassLoader.loadClassInternal(ClassLoader.java:313)	at java.lang.Class.forName0(Native Method)	at java.lang.Class.forName(Class.java:120)	at com.codestudio.util.GenericPool.create(GenericPool.java:110)	at com.codestudio.util.ObjectPool.checkOut(ObjectPool.java:214)	at com.codestudio.util.ObjectPool.init(ObjectPool.java:94)	at com.codestudio.util.GenericPool.(GenericPool.java:47)	at com.codestudio.util.GenericPoolManager.createPool(GenericPoolManager.java:54)	at com.codestudio.management.LocalPoolDeployer.startGenericPools(LocalPoolDeployer.java:137)	at com.codestudio.management.LocalPoolDeployer.deployConfiguration(LocalPoolDeployer.java:31)	at com.codestudio.management.PoolManBootstrap.(PoolManBootstrap.java:72)	at com.codestudio.util.GenericPoolManager.assertLoaded(GenericPoolManager.java:43)	at com.codestudio.util.GenericPoolManager.requestObject(GenericPoolManager.java:82)	at undefined._0002findex_0002ejspindex_jsp_11._jspService(_0002findex_0002ejspindex_jsp_11.java:87)	at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:119)	at javax.servlet.http.HttpServlet.service(HttpServlet.java:853)	at org.apache.jasper.servlet.JspServlet$JspServletWrapper.service(JspServlet.java:177)	at org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:318)	at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:391)	at javax.servlet.http.HttpServlet.service(HttpServlet.java:853)	at org.apache.tomcat.core.ServletWrapper.doService(ServletWrapper.java:404)	at org.apache.tomcat.core.Handler.service(Handler.java:286)	at org.apache.tomcat.core.ServletWrapper.service(ServletWrapper.java:372)	at org.apache.tomcat.core.ContextManager.internalService(ContextManager.java:797)	at org.apache.tomcat.core.ContextManager.service(ContextManager.java:743)	at org.apache.tomcat.service.http.HttpConnectionHandler.processConnection(HttpConnectionHandler.java:210)	at org.apache.tomcat.service.TcpWorkerThread.runIt(PoolTcpEndpoint.java:416)	at org.apache.tomcat.util.ThreadPool$ControlRunnable.run(ThreadPool.java:498)	at java.lang.Thread.run(Thread.java:484)