java.lang.NullPointerException

GitHub | Selvinaz1984 | 7 months ago
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Root Cause Analysis

  1. java.lang.NullPointerException

    No message provided

    at org.elasticsearch.plugin.nlpcn.executors.CSVResultsExtractor.findFieldValue()
  2. org.elasticsearch.plugin
    RestSqlAction.handleRequest
    1. org.elasticsearch.plugin.nlpcn.executors.CSVResultsExtractor.findFieldValue(CSVResultsExtractor.java:300)
    2. org.elasticsearch.plugin.nlpcn.executors.CSVResultsExtractor.createCSVLinesFromDocs(CSVResultsExtractor.java:248)
    3. org.elasticsearch.plugin.nlpcn.executors.CSVResultsExtractor.extractResults(CSVResultsExtractor.java:45)
    4. org.elasticsearch.plugin.nlpcn.executors.CSVResultRestExecutor.execute(CSVResultRestExecutor.java:29)
    5. org.elasticsearch.plugin.nlpcn.RestSqlAction.handleRequest(RestSqlAction.java:45)
    5 frames
  3. ElasticSearch
    HttpRequestHandler.messageReceived
    1. org.elasticsearch.rest.BaseRestHandler.handleRequest(BaseRestHandler.java:54)
    2. org.elasticsearch.rest.RestController.executeHandler(RestController.java:205)
    3. org.elasticsearch.rest.RestController.dispatchRequest(RestController.java:166)
    4. org.elasticsearch.http.HttpServer.internalDispatchRequest(HttpServer.java:128)
    5. org.elasticsearch.http.HttpServer$Dispatcher.dispatchRequest(HttpServer.java:86)
    6. org.elasticsearch.http.netty.NettyHttpServerTransport.dispatchRequest(NettyHttpServerTransport.java:449)
    7. org.elasticsearch.http.netty.HttpRequestHandler.messageReceived(HttpRequestHandler.java:61)
    7 frames
  4. Netty
    DefaultChannelPipeline$DefaultChannelHandlerContext.sendUpstream
    1. org.jboss.netty.channel.SimpleChannelUpstreamHandler.handleUpstream(SimpleChannelUpstreamHandler.java:70)
    2. org.jboss.netty.channel.DefaultChannelPipeline.sendUpstream(DefaultChannelPipeline.java:564)
    3. org.jboss.netty.channel.DefaultChannelPipeline$DefaultChannelHandlerContext.sendUpstream(DefaultChannelPipeline.java:791)
    3 frames
  5. ElasticSearch
    HttpPipeliningHandler.messageReceived
    1. org.elasticsearch.http.netty.pipelining.HttpPipeliningHandler.messageReceived(HttpPipeliningHandler.java:60)
    1 frame
  6. Netty
    DefaultChannelPipeline$DefaultChannelHandlerContext.sendUpstream
    1. org.jboss.netty.channel.SimpleChannelHandler.handleUpstream(SimpleChannelHandler.java:88)
    2. org.jboss.netty.channel.DefaultChannelPipeline.sendUpstream(DefaultChannelPipeline.java:564)
    3. org.jboss.netty.channel.DefaultChannelPipeline$DefaultChannelHandlerContext.sendUpstream(DefaultChannelPipeline.java:791)
    4. org.jboss.netty.handler.codec.http.HttpChunkAggregator.messageReceived(HttpChunkAggregator.java:145)
    5. org.jboss.netty.channel.SimpleChannelUpstreamHandler.handleUpstream(SimpleChannelUpstreamHandler.java:70)
    6. org.jboss.netty.channel.DefaultChannelPipeline.sendUpstream(DefaultChannelPipeline.java:564)
    7. org.jboss.netty.channel.DefaultChannelPipeline$DefaultChannelHandlerContext.sendUpstream(DefaultChannelPipeline.java:791)
    8. org.jboss.netty.handler.codec.http.HttpContentDecoder.messageReceived(HttpContentDecoder.java:108)
    9. org.jboss.netty.channel.SimpleChannelUpstreamHandler.handleUpstream(SimpleChannelUpstreamHandler.java:70)
    10. org.jboss.netty.channel.DefaultChannelPipeline.sendUpstream(DefaultChannelPipeline.java:564)
    11. org.jboss.netty.channel.DefaultChannelPipeline$DefaultChannelHandlerContext.sendUpstream(DefaultChannelPipeline.java:791)
    12. org.jboss.netty.channel.Channels.fireMessageReceived(Channels.java:296)
    13. org.jboss.netty.handler.codec.frame.FrameDecoder.unfoldAndFireMessageReceived(FrameDecoder.java:459)
    14. org.jboss.netty.handler.codec.replay.ReplayingDecoder.callDecode(ReplayingDecoder.java:536)
    15. org.jboss.netty.handler.codec.replay.ReplayingDecoder.messageReceived(ReplayingDecoder.java:435)
    16. org.jboss.netty.channel.SimpleChannelUpstreamHandler.handleUpstream(SimpleChannelUpstreamHandler.java:70)
    17. org.jboss.netty.channel.DefaultChannelPipeline.sendUpstream(DefaultChannelPipeline.java:564)
    18. org.jboss.netty.channel.DefaultChannelPipeline$DefaultChannelHandlerContext.sendUpstream(DefaultChannelPipeline.java:791)
    18 frames
  7. ElasticSearch
    OpenChannelsHandler.handleUpstream
    1. org.elasticsearch.common.netty.OpenChannelsHandler.handleUpstream(OpenChannelsHandler.java:75)
    1 frame
  8. Netty
    DeadLockProofWorker$1.run
    1. org.jboss.netty.channel.DefaultChannelPipeline.sendUpstream(DefaultChannelPipeline.java:564)
    2. org.jboss.netty.channel.DefaultChannelPipeline.sendUpstream(DefaultChannelPipeline.java:559)
    3. org.jboss.netty.channel.Channels.fireMessageReceived(Channels.java:268)
    4. org.jboss.netty.channel.Channels.fireMessageReceived(Channels.java:255)
    5. org.jboss.netty.channel.socket.nio.NioWorker.read(NioWorker.java:88)
    6. org.jboss.netty.channel.socket.nio.AbstractNioWorker.process(AbstractNioWorker.java:108)
    7. org.jboss.netty.channel.socket.nio.AbstractNioSelector.run(AbstractNioSelector.java:337)
    8. org.jboss.netty.channel.socket.nio.AbstractNioWorker.run(AbstractNioWorker.java:89)
    9. org.jboss.netty.channel.socket.nio.NioWorker.run(NioWorker.java:178)
    10. org.jboss.netty.util.ThreadRenamingRunnable.run(ThreadRenamingRunnable.java:108)
    11. org.jboss.netty.util.internal.DeadLockProofWorker$1.run(DeadLockProofWorker.java:42)
    11 frames
  9. Java RT
    Thread.run
    1. java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
    2. java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
    3. java.lang.Thread.run(Thread.java:745)
    3 frames