java.lang.ClassCastException: java.lang.String cannot be cast to java.lang.Number

GitHub | mycFelix | 5 months ago
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    GitHub comment 1215#252242662

    GitHub | 5 months ago | mycFelix
    java.lang.ClassCastException: java.lang.String cannot be cast to java.lang.Number

    Root Cause Analysis

    1. java.lang.ClassCastException

      java.lang.String cannot be cast to java.lang.Number

      at org.apache.storm.topology.WindowedBoltExecutor.initWindowManager()
    2. org.apache.storm
      IRichBoltDelegate.prepare
      1. org.apache.storm.topology.WindowedBoltExecutor.initWindowManager(WindowedBoltExecutor.java:153)
      2. org.apache.storm.topology.WindowedBoltExecutor.prepare(WindowedBoltExecutor.java:267)
      3. org.apache.storm.topology.IRichBoltDelegate.prepare(IRichBoltDelegate.java:48)
      3 frames
    3. com.twitter.heron
      Slave.run
      1. com.twitter.heron.instance.bolt.BoltInstance.start(BoltInstance.java:110)
      2. com.twitter.heron.instance.Slave.startInstance(Slave.java:173)
      3. com.twitter.heron.instance.Slave.handleNewAssignment(Slave.java:159)
      4. com.twitter.heron.instance.Slave.access$200(Slave.java:40)
      5. com.twitter.heron.instance.Slave$1.run(Slave.java:85)
      6. com.twitter.heron.common.basics.WakeableLooper.executeTasksOnWakeup(WakeableLooper.java:142)
      7. com.twitter.heron.common.basics.WakeableLooper.runOnce(WakeableLooper.java:74)
      8. com.twitter.heron.common.basics.WakeableLooper.loop(WakeableLooper.java:64)
      9. com.twitter.heron.instance.Slave.run(Slave.java:169)
      9 frames
    4. Java RT
      Thread.run
      1. java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
      2. java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
      3. java.lang.Thread.run(Thread.java:745)
      3 frames