title: Error: Could not find or load main class with Spark in Eclipse
body: <p>Facing issue while running a spark application from Eclipse (scala). However I'm able to run Scala from eclipse without any issue; the issue seems to appearing only with spark app.</p>
  
  <blockquote>
    <p>Error: Could not find or load main class com.sidSparkScala.RatingsCounter*</p>
  </blockquote>
  
  <pre><code>package com.sundogsoftware.spark
  
  import org.apache.spark._
  import org.apache.spark.SparkContext._
  import org.apache.log4j._
  
  /** 
    * Count up how many of each star rating exists in the MovieLens 
    * 100K data set.
    */
  object RatingsCounter {
  
    /** Our main function where the action happens */
    def main(args: Array[String]) {
  
      // Set the log level to only print errors
      Logger.getLogger("org").setLevel(Level.ERROR)
  
      // Create a SparkContext using every core of the local machine, named RatingsCounter
      val sc = new SparkContext("local[*]", "RatingsCounter")
  
      // Load up each line of the ratings data into an RDD
      val lines = sc.textFile("../ml-100k/u.data")
  
      // Convert each line to a string, split it out by tabs, and extract the third field.
      // (The file format is userID, movieID, rating, timestamp)
      val ratings = lines.map(x =&gt; x.toString().split("\t")(2))
  
      // Count up how many times each value (rating) occurs
      val results = ratings.countByValue()
  
      // Sort the resulting map of (rating, count) tuples
      val sortedResults = results.toSeq.sortBy(_._1)
  
      // Print each result on its own line.
      sortedResults.foreach(println)
  
    }
  
  }
  </code></pre>