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https://issues.apache.org/jira/browse/FLINK-10264?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17328571#comment-17328571
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Flink Jira Bot commented on FLINK-10264:
----------------------------------------
This major issue is unassigned and itself and all of its Sub-Tasks have not
been updated for 30 days. So, it has been labeled "stale-major". If this ticket
is indeed "major", please either assign yourself or give an update. Afterwards,
please remove the label. In 7 days the issue will be deprioritized.
> Exception is misleading when no default constructor define for events
> ---------------------------------------------------------------------
>
> Key: FLINK-10264
> URL: https://issues.apache.org/jira/browse/FLINK-10264
> Project: Flink
> Issue Type: Bug
> Components: API / DataStream
> Reporter: Swapan Shaw
> Priority: Major
> Labels: stale-major
>
> When I have not declare the default constructor in the RequestEvent then I
> got the below exception which is misleading.
>
> {code:java}
> DataStream<RequestEvent> inputStream = env.addSource(...)
> tEnv.registerDataStream(...);
> {code}
>
>
> {code:java}
> Exception in thread "main" org.apache.flink.table.api.TableException: Only
> the first field can reference an atomic type.
> at
> org.apache.flink.table.api.TableEnvironment$$anonfun$5.apply(TableEnvironment.scala:996)
> at
> org.apache.flink.table.api.TableEnvironment$$anonfun$5.apply(TableEnvironment.scala:991)
> at
> scala.collection.TraversableLike$$anonfun$flatMap$1.apply(TraversableLike.scala:241)
> at
> scala.collection.TraversableLike$$anonfun$flatMap$1.apply(TraversableLike.scala:241)
> at
> scala.collection.IndexedSeqOptimized$class.foreach(IndexedSeqOptimized.scala:33)
> at scala.collection.mutable.ArrayOps$ofRef.foreach(ArrayOps.scala:186)
> at scala.collection.TraversableLike$class.flatMap(TraversableLike.scala:241)
> at scala.collection.mutable.ArrayOps$ofRef.flatMap(ArrayOps.scala:186)
> at
> org.apache.flink.table.api.TableEnvironment.getFieldInfo(TableEnvironment.scala:991)
> at
> org.apache.flink.table.api.StreamTableEnvironment.registerDataStreamInternal(StreamTableEnvironment.scala:546)
> at
> org.apache.flink.table.api.java.StreamTableEnvironment.registerDataStream(StreamTableEnvironment.scala:133)}}{code}
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