java.lang.NoClassDefFoundError

org/spark-project/guava/util/concurrent/ThreadFactoryBuilder

Samebug tips9

Check if you didn't forget to instantiate your topic in the kafka broker.

A few things cause this exception: 1) Check if you have all jars and if they're in the correct path when running. 2) Your classpath might be broken, you can define it in the command line with "java -cp yourClassPath" or at your IDE if you're using one.

Don't give up yet. Our experts can help. Paste your full stack trace to get a solution.

Solutions on the web20453

  • via GitHub by Patrick2611
    , 11 months ago
    org/spark-project/guava/util/concurrent/ThreadFactoryBuilder
  • com/google/common/util/concurrent/ThreadFactoryBuilder
  • via GitHub by sanchitaroy
    , 8 months ago
    com/google/common/util/concurrent/ThreadFactoryBuilder
  • Stack trace

    • java.lang.NoClassDefFoundError: org/spark-project/guava/util/concurrent/ThreadFactoryBuilder at org.apache.spark.util.Utils$.<init>(Utils.scala:858) at org.apache.spark.util.Utils$.<clinit>(Utils.scala) at org.apache.spark.SparkConf.<init>(SparkConf.scala:58) at org.apache.spark.SparkConf.<init>(SparkConf.scala:52) at org.test.spark.HelloWorld$.main(HelloWorld.scala:15) at org.test.spark.HelloWorld.main(HelloWorld.scala) Caused by: java.lang.ClassNotFoundException: org.spark-project.guava.util.concurrent.ThreadFactoryBuilder 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) ... 6 more

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