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Aljoscha Krettek commented on FLINK-19065: ------------------------------------------ Could you quickly try and run that on a cluster without {{disableAutoGeneratedUIDs()}}? There's a {{map()}} used internally somewhere but I can't find it off the top of my head right now. > java.lang.IllegalStateException: Auto generated UIDs have been disabled on > join > ------------------------------------------------------------------------------- > > Key: FLINK-19065 > URL: https://issues.apache.org/jira/browse/FLINK-19065 > Project: Flink > Issue Type: Bug > Components: API / DataStream > Affects Versions: 1.11.0, 1.11.1 > Reporter: Maris > Priority: Major > > Join operation with AutoGeneratedUID disabled leads to > {code:java} > java.lang.IllegalStateException: Auto generated UIDs have been disabled but > no UID or hash has been assigned to operator Map > {code} > code to reproduce > {code:java} > class JoinSpec extends AnyFlatSpec with Matchers with Serializable { > it should "be able to join streams" in { > val env = StreamExecutionEnvironment.getExecutionEnvironment > env.getConfig.disableAutoGeneratedUIDs() > val a = env.fromCollection(List("1", "2", > "3")).name("a").uid("source-uid") > val b = env.fromCollection(List("1", "2", > "3")).name("b").uid("source-uid2") > val c = a > .join(b) > .where(identity) > .equalTo(identity) > .window(TumblingProcessingTimeWindows.of(Time.seconds(30)))((a, b) => > a+b) > .uid("joined").name("joined") > c.addSink(s => println(s)) > .name("ab") > .uid("ab") > println(env.getExecutionPlan) > env.execute > succeed > } > } > {code} -- This message was sent by Atlassian Jira (v8.3.4#803005)