https://community.cloudera.com/t5/Support-Questions/Tutorial-Exercise-3-not-found-value-sc/m-p/78744#M3473 <P><a href="https://community.cloudera.com/t5/user/viewprofilepage/user-id/28686">@rupertlssmith</a></P><P>&nbsp;</P><P>&nbsp;</P><P>You have to initialize sc depends upon how you are executing your code. If you are using spark-shell command line then you don't need to initilize sc as it will be initialized by default when you login but if you&nbsp;are developing code in other 3rd party tools and executing then you have to initilialize as follows:</P><P>&nbsp;</P><P>You can add the below lines before you call&nbsp;rddFromParquetHdfsFile</P><P>&nbsp;</P><P>import org.apache.spark.SparkConf<BR />import org.apache.spark.SparkContext</P><P>val conf = new SparkConf().setAppName("your topic").setMaster("yarn-client")<BR />val sc = new SparkContext(conf)</P> Tue, 21 Aug 2018 11:32:28 GMT saranvisa 2018-08-21T11:32:28Z