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Samebug tips

  1. ,
    Expert tip

    This might be an issue with the file location in the Spark submit command. Try it with

    spark-submit --master spark://master:7077 \
         hello_world_from_pyspark.py {file location}
    
    
  2. ,
    Expert tip

    Check if you've set a name in Application -> Run. If you didn't, the generated XML is gonna have missing information and then this exception will be thrown.

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via GitHub by chris-baynes
, 1 year ago
java.lang.ClassNotFoundException: slick.driver.PostgresDriver$	at java.net.URLClassLoader.findClass(URLClassLoader.java:381)	at java.lang.ClassLoader.loadClass(ClassLoader.java:424)	at java.lang.ClassLoader.loadClass(ClassLoader.java:357)	at java.lang.Class.forName0(Native Method)	at java.lang.Class.forName(Class.java:264)	at slick.codegen.SourceCodeGenerator$.run(SourceCodeGenerator.scala:66)	at slick.codegen.SourceCodeGenerator$.main(SourceCodeGenerator.scala:94)	at slick.codegen.SourceCodeGenerator.main(SourceCodeGenerator.scala)	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)	at java.lang.reflect.Method.invoke(Method.java:498)	at sbt.Run.invokeMain(Run.scala:67)	at sbt.Run.run0(Run.scala:61)	at sbt.Run.sbt$Run$$execute$1(Run.scala:51)	at sbt.Run$$anonfun$run$1.apply$mcV$sp(Run.scala:55)	at sbt.Run$$anonfun$run$1.apply(Run.scala:55)	at sbt.Run$$anonfun$run$1.apply(Run.scala:55)	at sbt.Logger$$anon$4.apply(Logger.scala:84)	at sbt.TrapExit$App.run(TrapExit.scala:248)	at java.lang.Thread.run(Thread.java:745)