org.apache.flink.client.program.ProgramInvocationException: The main method caused an error.

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Samebug tips

,
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}

,
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.

Solutions on the web

via beam-user by William McCarthy, 1 year ago
The main method caused an error.
via beam-user by William McCarthy, 1 year ago
The main method caused an error.
via beam-user by William McCarthy, 1 year ago
The main method caused an error.
via beam-user by Maximilian Michels, 1 year ago
The main method caused an error.
via beam-user by Raghu Angadi, 1 year ago
The main method caused an error.
via beam-user by William McCarthy, 1 year ago
The main method caused an error.
org.apache.flink.client.program.ProgramInvocationException: The main method caused an error.
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 com.google.cloud.dataflow.sdk.options.PipelineOptionsFactory.parseObjects(PipelineOptionsFactory.java:1473)
at com.google.cloud.dataflow.sdk.options.PipelineOptionsFactory.access$400(PipelineOptionsFactory.java:101)
at com.google.cloud.dataflow.sdk.options.PipelineOptionsFactory$Builder.as(PipelineOptionsFactory.java:286)
at com.google.cloud.dataflow.contrib.kafka.examples.TopHashtagsExample.main(TopHashtagsExample.java:117)
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 org.apache.flink.client.program.PackagedProgram.callMainMethod(PackagedProgram.java:505)
at org.apache.flink.client.program.PackagedProgram.invokeInteractiveModeForExecution(PackagedProgram.java:403)
at org.apache.flink.client.program.Client.runBlocking(Client.java:248)
at org.apache.flink.client.CliFrontend.executeProgramBlocking(CliFrontend.java:866)
at org.apache.flink.client.CliFrontend.run(CliFrontend.java:333)
at org.apache.flink.client.CliFrontend.parseParameters(CliFrontend.java:1189)
at org.apache.flink.client.CliFrontend.main(CliFrontend.java:1239)

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