Hi I'm using the flink 1.6.2, and full stack trace is
java.io.IOException: Exception while applying AggregateFunction in aggregating state 4308 at org.apache.flink.runtime.state.heap.HeapAggregatingState.add(HeapAggregatingState.java:107) 4309 at org.apache.flink.streaming.runtime.operators.windowing.WindowOperator.processElement(WindowOperator.java:391) 4310 at org.apache.flink.streaming.runtime.io.StreamInputProcessor.processInput(StreamInputProcessor.java:202) 4311 at org.apache.flink.streaming.runtime.tasks.OneInputStreamTask.run(OneInputStreamTask.java:105) 4312 at org.apache.flink.streaming.runtime.tasks.StreamTask.invoke(StreamTask.java:300) 4313 at org.apache.flink.runtime.taskmanager.Task.run(Task.java:711) 4314 at java.lang.Thread.run(Thread.java:748) 4315 Caused by: java.lang.ArrayIndexOutOfBoundsException: -1 4316 at com.esotericsoftware.kryo.util.IntArray.pop(IntArray.java:157) 4317 at com.esotericsoftware.kryo.Kryo.reference(Kryo.java:822) 4318 at com.esotericsoftware.kryo.serializers.CollectionSerializer.copy(CollectionSerializer.java:129) 4319 at com.esotericsoftware.kryo.serializers.CollectionSerializer.copy(CollectionSerializer.java:22) 4320 at com.esotericsoftware.kryo.Kryo.copy(Kryo.java:862) 4321 at org.apache.flink.api.java.typeutils.runtime.kryo.KryoSerializer.copy(KryoSerializer.java:217) 4322 at org.apache.flink.api.java.typeutils.runtime.PojoSerializer.copy(PojoSerializer.java:239) 4323 at org.apache.flink.api.scala.typeutils.TraversableSerializer$$anonfun$copy$1.apply(TraversableSerializer.scala:69) 4324 at org.apache.flink.api.scala.typeutils.TraversableSerializer$$anonfun$copy$1.apply(TraversableSerializer.scala:69) 4325 at scala.collection.immutable.List.foreach(List.scala:392) 4326 at org.apache.flink.api.scala.typeutils.TraversableSerializer.copy(TraversableSerializer.scala:69) 4327 at org.apache.flink.api.scala.typeutils.TraversableSerializer.copy(TraversableSerializer.scala:33) 4328 at org.apache.flink.api.scala.typeutils.CaseClassSerializer.copy(CaseClassSerializer.scala:101) 4329 at org.apache.flink.api.scala.typeutils.CaseClassSerializer.copy(CaseClassSerializer.scala:32) 4330 at org.apache.flink.api.scala.typeutils.TraversableSerializer$$anonfun$copy$1.apply(TraversableSerializer.scala:69) 4331 at org.apache.flink.api.scala.typeutils.TraversableSerializer$$anonfun$copy$1.apply(TraversableSerializer.scala:69) 4332 at scala.collection.Iterator$class.foreach(Iterator.scala:891) 4333 at scala.collection.AbstractIterator.foreach(Iterator.scala:1334) 4334 at scala.collection.IterableLike$class.foreach(IterableLike.scala:72) 4335 at scala.collection.AbstractIterable.foreach(Iterable.scala:54) 4336 at org.apache.flink.api.scala.typeutils.TraversableSerializer.copy(TraversableSerializer.scala:69) 4337 at org.apache.flink.api.scala.typeutils.TraversableSerializer.copy(TraversableSerializer.scala:33) 4338 at org.apache.flink.runtime.state.heap.CopyOnWriteStateTable.transform(CopyOnWriteStateTable.java:465) 4339 at org.apache.flink.runtime.state.heap.CopyOnWriteStateTable.transform(CopyOnWriteStateTable.java:341) 4340 at org.apache.flink.runtime.state.heap.HeapAggregatingState.add(HeapAggregatingState.java:105) 4341 ... 6 more Thanks On Thu, 29 Nov 2018 at 11:55, Felipe Quirce <pipe....@gmail.com> wrote: > Hi, > > I have found a problem during the checkpoint. > Could anyone help me or help me to debug it? > Exception: > >> 1804 2018-11-29 11:31:00,448 INFO >> org.apache.flink.runtime.executiongraph.ExecutionGraph >> - keyedstats-processor-165 -> map2alert-165 -> Process -> Sink: >> sink-level165 (1/2) (d860069560a4e3e6a62a450c9e3fa699) switched from >> RUNNING to FAILED. >> 51805 java.io.IOException: Exception while applying AggregateFunction in >> aggregating state >> 51806 at >> org.apache.flink.runtime.state.heap.HeapAggregatingState.add(HeapAggregatingState.java:107) >> 51807 at >> org.apache.flink.streaming.runtime.operators.windowing.WindowOperator.processElement(WindowOperator.java:391) >> 51808 at >> org.apache.flink.streaming.runtime.io.StreamInputProcessor.processInput(StreamInputProcessor.java:202) >> 51809 at >> org.apache.flink.streaming.runtime.tasks.OneInputStreamTask.run(OneInputStreamTask.java:105) >> 51810 at >> org.apache.flink.streaming.runtime.tasks.StreamTask.invoke(StreamTask.java:300) >> 51811 at >> org.apache.flink.runtime.taskmanager.Task.run(Task.java:711) >> 51812 at >> java.lang.Thread.run(Thread.java:748) >> 51813 Caused by: java.lang.ArrayIndexOutOfBoundsException >> > > Thanks in Advance, >