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From Robert Metzger <rmetz...@apache.org>
Subject Re: KryoException with joda Datetime
Date Fri, 15 May 2015 08:09:43 GMT
Hi Flavio,

which version of Flink are you using?
If you are using 0.9 something, then this should actually work  ;)

On Fri, May 15, 2015 at 10:06 AM, Flavio Pompermaier <pompermaier@okkam.it>
wrote:

> Hi to all,
>
> this morning I run my Flink job and I got the following exception
> serializing a DateTime Tuple..could you help me to understand what's
> happening here?
>
> com.esotericsoftware.kryo.KryoException: Class cannot be created (missing
> no-arg constructor): org.joda.time.chrono.ISOChronology
> Serialization trace:
> iChronology (org.joda.time.DateTime)
> at
> com.esotericsoftware.kryo.Kryo$DefaultInstantiatorStrategy.newInstantiatorOf(Kryo.java:1228)
> at com.esotericsoftware.kryo.Kryo.newInstantiator(Kryo.java:1049)
> at com.esotericsoftware.kryo.Kryo.newInstance(Kryo.java:1058)
> at
> com.esotericsoftware.kryo.serializers.FieldSerializer.createCopy(FieldSerializer.java:620)
> at
> com.esotericsoftware.kryo.serializers.FieldSerializer.copy(FieldSerializer.java:624)
> at com.esotericsoftware.kryo.Kryo.copy(Kryo.java:862)
> at
> com.esotericsoftware.kryo.serializers.ObjectField.copy(ObjectField.java:140)
> at
> com.esotericsoftware.kryo.serializers.FieldSerializer.copy(FieldSerializer.java:634)
> at com.esotericsoftware.kryo.Kryo.copy(Kryo.java:862)
> at
> org.apache.flink.api.java.typeutils.runtime.GenericTypeComparator.setReference(GenericTypeComparator.java:77)
> at
> org.apache.flink.api.java.typeutils.runtime.GenericTypeComparator.setReference(GenericTypeComparator.java:1)
> at
> org.apache.flink.api.java.typeutils.runtime.TupleComparator.setReference(TupleComparator.java:72)
> at
> org.apache.flink.api.java.typeutils.runtime.TupleComparator.setReference(TupleComparator.java:1)
> at
> org.apache.flink.runtime.util.NonReusingKeyGroupedIterator.nextKey(NonReusingKeyGroupedIterator.java:115)
> at
> org.apache.flink.runtime.operators.chaining.SynchronousChainedCombineDriver.sortAndCombine(SynchronousChainedCombineDriver.java:233)
> at
> org.apache.flink.runtime.operators.chaining.SynchronousChainedCombineDriver.close(SynchronousChainedCombineDriver.java:194)
> at
> org.apache.flink.runtime.operators.RegularPactTask.run(RegularPactTask.java:504)
> at
> org.apache.flink.runtime.operators.RegularPactTask.invoke(RegularPactTask.java:362)
> at org.apache.flink.runtime.taskmanager.Task.run(Task.java:562)
> at java.lang.Thread.run(Thread.java:745)
>

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