Hi, We are trying to connect to terradata from scala (spark) but it is unable to find the driver. Getting class not found exception: 2019-06-28 13:37:04,714 [Driver] ERROR org.apache.spark.deploy.yarn.ApplicationMaster  - User class threw exception: java.lang.ClassNotFoundException: com.teradata.jdbc.TeraDriver java.lang.ClassNotFoundException: com.teradata.jdbc.TeraDriver         at java.net.URLClassLoader.findClass(URLClassLoader.java:381)         at java.lang.ClassLoader.loadClass(ClassLoader.java:424)         at java.lang.ClassLoader.loadClass(ClassLoader.java:357)         at org.apache.spark.sql.execution.datasources.jdbc.DriverRegistry$.register(DriverRegistry.scala:45)         at org.apache.spark.sql.execution.datasources.jdbc.JDBCOptions$$anonfun$6.apply(JDBCOptions.scala:79)         at org.apache.spark.sql.execution.datasources.jdbc.JDBCOptions$$anonfun$6.apply(JDBCOptions.scala:79)         at scala.Option.foreach(Option.scala:257)         at org.apache.spark.sql.execution.datasources.jdbc.JDBCOptions.<init>(JDBCOptions.scala:79)         at org.apache.spark.sql.execution.datasources.jdbc.JDBCOptions.<init>(JDBCOptions.scala:35)         at org.apache.spark.sql.execution.datasources.jdbc.JdbcRelationProvider.createRelation(JdbcRelationProvider.scala:34)         at org.apache.spark.sql.execution.datasources.DataSource.resolveRelation(DataSource.scala:340)         at org.apache.spark.sql.DataFrameReader.loadV1Source(DataFrameReader.scala:239)         at org.apache.spark.sql.DataFrameReader.load(DataFrameReader.scala:227)         at org.apache.spark.sql.DataFrameReader.load(DataFrameReader.scala:164)         at com.tesco.pmr.SparkPOC.SparkJdbc$.main(SparkJdbc.scala:17)         at com.tesco.pmr.SparkPOC.SparkJdbc.main(SparkJdbc.scala)         at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)         at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)         tore_mgp_sub_departmentt sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)         at java.lang.reflect.Method.invoke(Method.java:497)         at org.apache.spark.deploy.yarn.ApplicationMaster$$anon$4.run(ApplicationMaster.scala:721) 2019-06-28 13:37:04,720 [Driver] INFO  org.apache.spark.deploy.yarn.ApplicationMaster  - Final app status: FAILED, exitCode: 15, (reason: User class threw exception: java.lang.ClassNotFoundException: com.teradata.jdbc.TeraDriver         at java.net.URLClassLoader.findClass(URLClassLoader.java:381)         at java.lang.ClassLoader.loadClass(ClassLoader.java:424) The following jars are added: Terajdbc4.jar Tdgssconfig.jar Teradata-connector-1.4.1-hadoop2.jar We are not sure where we need to configure the driver. Can someone help ? Saurabh ... View more