I'm using Flink 0.9-SNAPSHOT and I've never seen this error before today (the job haven't changed..)
On Fri, May 15, 2015 at 10:09 AM, Robert Metzger <rmetz...@apache.org> wrote: > 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 <pomperma...@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) >> > >
