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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 \ {file location}
  2. ,

    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

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java.lang.ClassNotFoundException: com.mysql.jdbc.jdbc2.optional.MysqlRealmTestTwoConnectionPoolDataSource	at$	at$	at Method)	at	at java.lang.ClassLoader.loadClass(	at java.lang.ClassLoader.loadClass(	at java.lang.Class.forName0(Native Method)	at java.lang.Class.forName(	at com.sun.gjc.common.DataSourceObjectBuilder.getDataSourceObject(	at com.sun.gjc.common.DataSourceObjectBuilder.constructDataSourceObject(	at com.sun.gjc.spi.ManagedConnectionFactory.getDataSource(	at com.sun.gjc.spi.DSManagedConnectionFactory.getDataSource(	at com.sun.gjc.spi.DSManagedConnectionFactory.createManagedConnection(	at com.sun.enterprise.connectors.service.ConnectorConnectionPoolAdminServiceImpl.getUnpooledConnection(