java.lang.NullPointerException

Google Groups | vivek sharma | 3 months ago
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    Null Pointer Exception for KTable, Can someone suggest?

    Google Groups | 3 months ago | vivek sharma
    java.lang.NullPointerException
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    Stack Overflow | 3 weeks ago | gvdm
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    Google Groups | 3 weeks ago | Giulio Vito de Musso
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    Kafka-streams state dir io error

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    Root Cause Analysis

    1. java.lang.NullPointerException

      No message provided

      at org.rocksdb.RocksDB.get()
    2. org.rocksdb
      RocksDB.get
      1. org.rocksdb.RocksDB.get(RocksDB.java:731)
      1 frame
    3. org.apache.kafka
      StreamThread.run
      1. org.apache.kafka.streams.state.internals.RocksDBStore.getInternal(RocksDBStore.java:255)
      2. org.apache.kafka.streams.state.internals.RocksDBStore.get(RocksDBStore.java:241)
      3. org.apache.kafka.streams.state.internals.MeteredKeyValueStore.get(MeteredKeyValueStore.java:100)
      4. org.apache.kafka.streams.kstream.internals.KTableSource$MaterializedKTableSourceProcessor.process(KTableSource.java:74)
      5. org.apache.kafka.streams.processor.internals.ProcessorNode.process(ProcessorNode.java:68)
      6. org.apache.kafka.streams.processor.internals.StreamTask.forward(StreamTask.java:338)
      7. org.apache.kafka.streams.processor.internals.ProcessorContextImpl.forward(ProcessorContextImpl.java:187)
      8. org.apache.kafka.streams.processor.internals.SourceNode.process(SourceNode.java:64)
      9. org.apache.kafka.streams.processor.internals.StreamTask.process(StreamTask.java:174)
      10. org.apache.kafka.streams.processor.internals.StreamThread.runLoop(StreamThread.java:320)
      11. org.apache.kafka.streams.processor.internals.StreamThread.run(StreamThread.java:218)
      11 frames