java.lang.NullPointerException

Stack Overflow | Nicholas | 6 months ago
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Root Cause Analysis

  1. java.lang.NullPointerException

    No message provided

    at org.apache.kafka.streams.processor.internals.StreamTask.forward()
  2. org.apache.kafka
    ProcessorContextImpl.forward
    1. org.apache.kafka.streams.processor.internals.StreamTask.forward(StreamTask.java:336)[kafka-streams-0.10.0.0.jar:?]
    2. org.apache.kafka.streams.processor.internals.ProcessorContextImpl.forward(ProcessorContextImpl.java:187)[kafka-streams-0.10.0.0.jar:?]
    2 frames
  3. com.heliosapm.streams
    AbstractStreamedMetricProcessor.process
    1. com.heliosapm.streams.metrics.processors.AbstractStreamedMetricProcessor.forward(AbstractStreamedMetricProcessor.java:552)[classes/:?]
    2. com.heliosapm.streams.metrics.processors.impl.StreamedMetricMeter.doProcess(StreamedMetricMeter.java:89)[classes/:?]
    3. com.heliosapm.streams.metrics.processors.impl.StreamedMetricMeter.doProcess(StreamedMetricMeter.java:1)[classes/:?]
    4. com.heliosapm.streams.metrics.processors.AbstractStreamedMetricProcessor.process(AbstractStreamedMetricProcessor.java:166)[classes/:?]
    4 frames
  4. org.apache.kafka
    StreamThread.run
    1. org.apache.kafka.streams.processor.internals.ProcessorNode.process(ProcessorNode.java:68)[kafka-streams-0.10.0.0.jar:?]
    2. org.apache.kafka.streams.processor.internals.StreamTask.forward(StreamTask.java:338)[kafka-streams-0.10.0.0.jar:?]
    3. org.apache.kafka.streams.processor.internals.ProcessorContextImpl.forward(ProcessorContextImpl.java:187)[kafka-streams-0.10.0.0.jar:?]
    4. org.apache.kafka.streams.processor.internals.SourceNode.process(SourceNode.java:64)[kafka-streams-0.10.0.0.jar:?]
    5. org.apache.kafka.streams.processor.internals.StreamTask.process(StreamTask.java:174)[kafka-streams-0.10.0.0.jar:?]
    6. org.apache.kafka.streams.processor.internals.StreamThread.runLoop(StreamThread.java:320)[kafka-streams-0.10.0.0.jar:?]
    7. org.apache.kafka.streams.processor.internals.StreamThread.run(StreamThread.java:218)[kafka-streams-0.10.0.0.jar:?]
    7 frames