When I submitted a flink-table-sql job to yarn, the following exception came
out. Wondering how to solve it. Anyone can help me with that? Appreciate
it!!!!
org.apache.flink.streaming.runtime.tasks.StreamTaskException: Cannot
instantiate user function.
at
org.apache.flink.streaming.api.graph.StreamConfig.getStreamOperatorFactory(StreamConfig.java:275)
at
org.apache.flink.streaming.runtime.tasks.OperatorChain.<init>(OperatorChain.java:126)
at
org.apache.flink.streaming.runtime.tasks.StreamTask.beforeInvoke(StreamTask.java:459)
at
org.apache.flink.streaming.runtime.tasks.StreamTask.invoke(StreamTask.java:528)
at org.apache.flink.runtime.taskmanager.Task.doRun(Task.java:721)
at org.apache.flink.runtime.taskmanager.Task.run(Task.java:546)
at java.lang.Thread.run(Thread.java:748)
Caused by: java.lang.ClassCastException: cannot assign instance of
org.apache.flink.shaded.jackson2.com.fasterxml.jackson.databind.util.LRUMap
to field
org.apache.flink.shaded.jackson2.com.fasterxml.jackson.databind.deser.DeserializerCache._cachedDeserializers
of type java.util.concurrent.ConcurrentHashMap in instance of
org.apache.flink.shaded.jackson2.com.fasterxml.jackson.databind.deser.DeserializerCache
at
java.io.ObjectStreamClass$FieldReflector.setObjFieldValues(ObjectStreamClass.java:2287)
at
java.io.ObjectStreamClass.setObjFieldValues(ObjectStreamClass.java:1417)
at
java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:2293)
at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:2211)
at
java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:2069)
at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1573)
at
java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:2287)
at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:2211)
at
java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:2069)
at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1573)
at
java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:2287)
at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:2211)
at
java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:2069)
at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1573)
at
java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:2287)
at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:2211)
at
java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:2069)
at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1573)
at
java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:2287)
at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:2211)
at
java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:2069)
at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1573)
at
java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:2287)
at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:2211)
at
java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:2069)
at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1573)
at
java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:2287)
at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:2211)
at
java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:2069)
at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1573)
at
java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:2287)
at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:2211)
at
java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:2069)
at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1573)
at java.io.ObjectInputStream.readObject(ObjectInputStream.java:431)
at
org.apache.flink.util.InstantiationUtil.deserializeObject(InstantiationUtil.java:576)
at
org.apache.flink.util.InstantiationUtil.deserializeObject(InstantiationUtil.java:562)
at
org.apache.flink.util.InstantiationUtil.deserializeObject(InstantiationUtil.java:550)
at
org.apache.flink.util.InstantiationUtil.readObjectFromConfig(InstantiationUtil.java:511)
at
org.apache.flink.streaming.api.graph.StreamConfig.getStreamOperatorFactory(StreamConfig.java:260)
... 6 more
--
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