in my vertex centric iteration I get the following exception, am I doing something wrong or is it a bug of Gelly?
starting iteration [1]: CoGroup (Messaging) (6/8)
IterationHead(WorksetIteration (Vertex-centric iteration (test.gelly.functions.VUpdateFunction@1814786f | test.gelly.functions.VMessagingFunction@67eecbc2))) (4/8) switched to FAILED with exception.
java.io.EOFException
at org.apache.flink.runtime.operators.hash.InMemoryPartition$WriteView.nextSegment(InMemoryPartition.java:333)
at org.apache.flink.runtime.memorymanager.AbstractPagedOutputView.advance(AbstractPagedOutputView.java:140)
at org.apache.flink.runtime.memorymanager.AbstractPagedOutputView.write(AbstractPagedOutputView.java:201)
at org.apache.flink.api.java.typeutils.runtime.DataOutputViewStream.write(DataOutputViewStream.java:39)
at com.esotericsoftware.kryo.io.Output.flush(Output.java:163)
at org.apache.flink.api.java.typeutils.runtime.kryo.KryoSerializer.serialize(KryoSerializer.java:187)
at org.apache.flink.api.java.typeutils.runtime.PojoSerializer.serialize(PojoSerializer.java:372)
at org.apache.flink.api.java.typeutils.runtime.TupleSerializer.serialize(TupleSerializer.java:116)
at org.apache.flink.api.java.typeutils.runtime.TupleSerializer.serialize(TupleSerializer.java:30)
at org.apache.flink.runtime.operators.hash.InMemoryPartition.appendRecord(InMemoryPartition.java:219)
at org.apache.flink.runtime.operators.hash.CompactingHashTable.insertOrReplaceRecord(CompactingHashTable.java:536)
at org.apache.flink.runtime.operators.hash.CompactingHashTable.buildTableWithUniqueKey(CompactingHashTable.java:347)
at org.apache.flink.runtime.iterative.task.IterationHeadPactTask.readInitialSolutionSet(IterationHeadPactTask.java:209)
at org.apache.flink.runtime.iterative.task.IterationHeadPactTask.run(IterationHeadPactTask.java:270)
at org.apache.flink.runtime.operators.RegularPactTask.invoke(RegularPactTask.java:362)
at org.apache.flink.runtime.taskmanager.Task.run(Task.java:559)
at java.lang.Thread.run(Thread.java:745)