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  1. ,

    You are not deploying the oracle driver with the application. Place the driver jars in a shared or library extension folder of your application server. (You should go with option one or two though

  2. ,
    via netty.io by Unknown author

    Needs to add netty-transport-native-epoll with a OS classifier to the classpath, it's not included in netty-all

Solutions on the web

via beam-user by William McCarthy, 2 years ago
The main method caused an error.
via beam-user by Maximilian Michels, 2 years ago
The main method caused an error.
via beam-user by William McCarthy, 2 years ago
The main method caused an error.
via beam-user by William McCarthy, 2 years ago
The main method caused an error.
via flink-user by Nick Dimiduk, 2 years ago
The main method caused an error.
via incubator-beam-user by William McCarthy, 2 years ago
The main method caused an error.
org.apache.flink.client.program.ProgramInvocationException: The main method caused an error. at org.apache.flink.client.program.PackagedProgram.callMainMethod(PackagedProgram.java:520) 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)Caused by: java.lang.IllegalArgumentException: Unknown 'runner' specified 'FlinkPipelineRunner', supported pipeline runners [BlockingDataflowPipelineRunner, DataflowPipelineRunner, DirectPipelineRunner] at com.google.cloud.dataflow.sdk.options.PipelineOptionsFactory.parseObjects(PipelineOptionsFactory.java:1486) 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) ... 6 moreCaused by: java.lang.ClassNotFoundException: FlinkPipelineRunner 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) ... 14 more