Starting a simple Spark project in IntelliJ Idea and getting an exception:
Exception in thread “main” java.lang.NoClassDefFoundError: org/apache/spark/SparkConf
at …
Caused by: java.lang.ClassNotFoundException: org.apache.spark.SparkConf
at java.net.URLClassLoader$1.run(URLClassLoader.java:366)
at java.net.URLClassLoader$1.run(URLClassLoader.java:355)
at java.security.AccessController.doPrivileged(Native Method)
at java.net.URLClassLoader.findClass(URLClassLoader.java:354)
at java.lang.ClassLoader.loadClass(ClassLoader.java:425)
at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:308)
at java.lang.ClassLoader.loadClass(ClassLoader.java:358)
… 2 more
Solution:
Change Spark dependencies scope from provided to compile in pom.xml
|
1 2 3 4 5 6 |
<dependency> <groupId>org.apache.spark</groupId> <artifactId>spark-core_2.10</artifactId> <version>1.5.2</version> <scope>compile</scope> </dependency> |
