java.lang.NullPointerException

GitHub | campanell | 7 months ago
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    GitHub comment 98#236044231

    GitHub | 7 months ago | campanell
    java.lang.NullPointerException
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    GitHub comment 98#231609097

    GitHub | 8 months ago | campanell
    java.lang.NullPointerException
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    sparklyr remote connect : spark_connect()

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    java.lang.NullPointerException
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    java.lang.NullPointerException
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    MR fail cause by export SPARK_CLASSPATH

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    java.lang.NullPointerException

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    Root Cause Analysis

    1. java.lang.NullPointerException

      No message provided

      at org.apache.spark.SparkContext.<init>()
    2. Spark
      SparkContext.<init>
      1. org.apache.spark.SparkContext.<init>(SparkContext.scala:583)
      1 frame
    3. Java RT
      Constructor.newInstance
      1. sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
      2. sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source)
      3. sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source)
      4. java.lang.reflect.Constructor.newInstance(Unknown Source)
      4 frames
    4. sparkapi
      Handler.channelRead0
      1. sparkapi.Handler.handleMethodCall(handler.scala:139)
      2. sparkapi.Handler.channelRead0(handler.scala:63)
      3. sparkapi.Handler.channelRead0(handler.scala:15)
      3 frames
    5. Netty
      MessageToMessageDecoder.channelRead
      1. io.netty.channel.SimpleChannelInboundHandler.channelRead(SimpleChannelInboundHandler.java:105)
      2. io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:308)
      3. io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:294)
      4. io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
      4 frames