Exception in thread "main" java.lang.NoClassDefFoundError: scala/Product$class at org.apache.spark.SparkConf$DeprecatedConfig.(SparkConf.scala:762) at org.apache.spark.SparkConf$.(SparkConf.scala:615) at org.apache.spark.SparkConf$.(SparkConf.scala) at org.apache.spark.SparkConf.set(SparkConf.scala:84) at org.apache.spark.SparkConf.set(SparkConf.scala:73) at org.apache.spark.SparkConf.setMaster(SparkConf.scala:105)スパーク語のIntelliJでカウントエラーによるためのScala 2.12.1
package bigdata.spark_applications
import org.apache.spark.SparkConf
import org.apache.spark.SparkContext
import org.apache.spark.SparkContext._
object WordCount {
def main(args: Array[String]): Unit = {
val conf = new SparkConf().setMaster("local").setAppName("WordCount")
val sc = new SparkContext(conf)
val data = sc.textFile("C:\\Users\\scala.txt")
val result = data.flatMap(_.split(" ")).map(word => (word , 1)).reduceByKey(_ + _)
result.collect.foreach(println)
}
この回答をお寄せいただきありがとうございます。私は同じ問題を抱えていた。 – PanwarS87