java.lang.ClassCastException: Cannot cast com.fasterxml.jackson.databind.node.TextNode to java.lang.String

GitHub | lennartkoopmann | 7 months ago
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Root Cause Analysis

  1. java.lang.ClassCastException

    Cannot cast com.fasterxml.jackson.databind.node.TextNode to java.lang.String

    at java.lang.Class.cast()
  2. Java RT
    Class.cast
    1. java.lang.Class.cast(Class.java:3369)[?:1.8.0_101]
    1 frame
  3. graylog2-plugin
    Message.toElasticSearchObject
    1. org.graylog2.plugin.Message.getFieldAs(Message.java:371)[graylog.jar:?]
    2. org.graylog2.plugin.Message.getMessage(Message.java:287)[graylog.jar:?]
    3. org.graylog2.plugin.Message.toElasticSearchObject(Message.java:216)[graylog.jar:?]
    3 frames
  4. graylog2-server
    BlockingBatchedESOutput.forceFlushIfTimedout
    1. org.graylog2.indexer.messages.Messages.bulkIndex(Messages.java:116)[graylog.jar:?]
    2. org.graylog2.indexer.messages.Messages.bulkIndex(Messages.java:106)[graylog.jar:?]
    3. org.graylog2.outputs.ElasticSearchOutput.write(ElasticSearchOutput.java:98)[graylog.jar:?]
    4. org.graylog2.outputs.BlockingBatchedESOutput.flush(BlockingBatchedESOutput.java:128)[graylog.jar:?]
    5. org.graylog2.outputs.BlockingBatchedESOutput.forceFlushIfTimedout(BlockingBatchedESOutput.java:158)[graylog.jar:?]
    5 frames
  5. graylog2-shared
    BatchedElasticSearchOutputFlushThread.doRun
    1. org.graylog2.periodical.BatchedElasticSearchOutputFlushThread.doRun(BatchedElasticSearchOutputFlushThread.java:88)[graylog.jar:?]
    1 frame
  6. graylog2-plugin
    Periodical.run
    1. org.graylog2.plugin.periodical.Periodical.run(Periodical.java:77)[graylog.jar:?]
    1 frame
  7. Java RT
    Thread.run
    1. java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)[?:1.8.0_101]
    2. java.util.concurrent.FutureTask.runAndReset(FutureTask.java:308)[?:1.8.0_101]
    3. java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)[?:1.8.0_101]
    4. java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)[?:1.8.0_101]
    5. java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)[?:1.8.0_101]
    6. java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)[?:1.8.0_101]
    7. java.lang.Thread.run(Thread.java:745)[?:1.8.0_101]
    7 frames