Dear Tom, This is likely a scala version issue. Can you post your pom.xml?
Regards, Roman On Tue, Jun 2, 2020 at 6:34 PM Tom Burgert <tom.burg...@gmx.de> wrote: > Dear all, > > I am trying to set up flink and after hours I still fail to make a simple > program run even though I follow every recommended step in the tutorials. > > My operating system is OSX (therefore everything was installed via brew) > and I am using Maven as a build tool. I used the quick start script for > scala to set up a new project. > Then, I only did two things: > 1) paced the code from word count object to the BatchJob.scala file ( > https://ci.apache.org/projects/flink/flink-docs-release-1.10/dev/batch/) > 2) alternated the MainClass in the pom.xml file from StreamJob to BatchJob > > Then, I build via "mvn clean package" and run the .jar. file. > > When compiling, I receive the following warning: > > ———————————————————————————————————————————————————————————————————— > Expected all dependencies to require Scala version: 2.11.12 > org.scala-lang:scala-reflect:2.11.12 requires scala version: 2.11.12 > org.apache.flink:flink-scala_2.11:1.10.0 requires scala version: 2.11.12 > org.apache.flink:flink-scala_2.11:1.10.0 requires scala version: 2.11.12 > org.scala-lang:scala-compiler:2.11.12 requires scala version: 2.11.12 > org.scala-lang.modules:scala-xml_2.11:1.0.5 requires scala version: 2.11.7 > Multiple versions of scala libraries detected! > ———————————————————————————————————————————————————————————————————— > > Which is weird, since the pom.xml file should keep all versions the same > (at least the structures seems like it) and by playing around with the > pom.xml file I could not prevent this warning. Either way, I could not find > any information on the internet if the warning might be the reason for the > error I am getting when running the jar file. > > The error I get when I run my .jar file is the following: > > ———————————————————————————————————————————————————————————————————— > The program finished with the following exception: > > org.apache.flink.client.program.ProgramInvocationException: The main > method caused an error: > org.apache.flink.client.program.ProgramInvocationException: Job failed > (JobID: 32d249e2b67ef0ecbc72bd164fe1dfb9) > at > org.apache.flink.client.program.PackagedProgram.callMainMethod(PackagedProgram.java:335) > at > org.apache.flink.client.program.PackagedProgram.invokeInteractiveModeForExecution(PackagedProgram.java:205) > at org.apache.flink.client.ClientUtils.executeProgram(ClientUtils.java:138) > at > org.apache.flink.client.cli.CliFrontend.executeProgram(CliFrontend.java:662) > at org.apache.flink.client.cli.CliFrontend.run(CliFrontend.java:210) > at > org.apache.flink.client.cli.CliFrontend.parseParameters(CliFrontend.java:893) > at > org.apache.flink.client.cli.CliFrontend.lambda$main$10(CliFrontend.java:966) > at > org.apache.flink.runtime.security.NoOpSecurityContext.runSecured(NoOpSecurityContext.java:30) > at org.apache.flink.client.cli.CliFrontend.main(CliFrontend.java:966) > Caused by: java.util.concurrent.ExecutionException: > org.apache.flink.client.program.ProgramInvocationException: Job failed > (JobID: 32d249e2b67ef0ecbc72bd164fe1dfb9) > at > java.util.concurrent.CompletableFuture.reportGet(CompletableFuture.java:357) > at java.util.concurrent.CompletableFuture.get(CompletableFuture.java:1895) > at > org.apache.flink.client.program.ContextEnvironment.execute(ContextEnvironment.java:73) > at > org.apache.flink.api.java.ExecutionEnvironment.execute(ExecutionEnvironment.java:844) > at org.apache.flink.api.java.DataSet.collect(DataSet.java:413) > at org.apache.flink.api.java.DataSet.print(DataSet.java:1652) > at org.apache.flink.api.scala.DataSet.print(DataSet.scala:1864) > at org.myorg.quickstart.BatchJob$.main(BatchJob.scala:19) > at org.myorg.quickstart.BatchJob.main(BatchJob.scala) > at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) > at > sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) > at > sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) > at java.lang.reflect.Method.invoke(Method.java:498) > at > org.apache.flink.client.program.PackagedProgram.callMainMethod(PackagedProgram.java:321) > ... 8 more > Caused by: org.apache.flink.client.program.ProgramInvocationException: Job > failed (JobID: 32d249e2b67ef0ecbc72bd164fe1dfb9) > at > org.apache.flink.client.deployment.ClusterClientJobClientAdapter.lambda$null$6(ClusterClientJobClientAdapter.java:112) > at > java.util.concurrent.CompletableFuture.uniApply(CompletableFuture.java:602) > at > java.util.concurrent.CompletableFuture$UniApply.tryFire(CompletableFuture.java:577) > at > java.util.concurrent.CompletableFuture.postComplete(CompletableFuture.java:474) > at > java.util.concurrent.CompletableFuture.complete(CompletableFuture.java:1962) > at > org.apache.flink.client.program.rest.RestClusterClient.lambda$pollResourceAsync$21(RestClusterClient.java:565) > at > java.util.concurrent.CompletableFuture.uniWhenComplete(CompletableFuture.java:760) > at > java.util.concurrent.CompletableFuture$UniWhenComplete.tryFire(CompletableFuture.java:736) > at > java.util.concurrent.CompletableFuture.postComplete(CompletableFuture.java:474) > at > java.util.concurrent.CompletableFuture.complete(CompletableFuture.java:1962) > at > org.apache.flink.runtime.concurrent.FutureUtils.lambda$retryOperationWithDelay$8(FutureUtils.java:291) > at > java.util.concurrent.CompletableFuture.uniWhenComplete(CompletableFuture.java:760) > at > java.util.concurrent.CompletableFuture$UniWhenComplete.tryFire(CompletableFuture.java:736) > at > java.util.concurrent.CompletableFuture.postComplete(CompletableFuture.java:474) > at > java.util.concurrent.CompletableFuture.postFire(CompletableFuture.java:561) > at > java.util.concurrent.CompletableFuture$UniCompose.tryFire(CompletableFuture.java:929) > at > java.util.concurrent.CompletableFuture$Completion.run(CompletableFuture.java:442) > at > java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) > at > java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) > at java.lang.Thread.run(Thread.java:745) > Caused by: org.apache.flink.runtime.client.JobExecutionException: Job > execution failed. > at > org.apache.flink.runtime.jobmaster.JobResult.toJobExecutionResult(JobResult.java:147) > at > org.apache.flink.client.deployment.ClusterClientJobClientAdapter.lambda$null$6(ClusterClientJobClientAdapter.java:110) > ... 19 more > Caused by: org.apache.flink.runtime.JobException: Recovery is suppressed > by NoRestartBackoffTimeStrategy > at > org.apache.flink.runtime.executiongraph.failover.flip1.ExecutionFailureHandler.handleFailure(ExecutionFailureHandler.java:110) > at > org.apache.flink.runtime.executiongraph.failover.flip1.ExecutionFailureHandler.getFailureHandlingResult(ExecutionFailureHandler.java:76) > at > org.apache.flink.runtime.scheduler.DefaultScheduler.handleTaskFailure(DefaultScheduler.java:192) > at > org.apache.flink.runtime.scheduler.DefaultScheduler.maybeHandleTaskFailure(DefaultScheduler.java:186) > at > org.apache.flink.runtime.scheduler.DefaultScheduler.updateTaskExecutionStateInternal(DefaultScheduler.java:180) > at > org.apache.flink.runtime.scheduler.SchedulerBase.updateTaskExecutionState(SchedulerBase.java:496) > at > org.apache.flink.runtime.jobmaster.JobMaster.updateTaskExecutionState(JobMaster.java:380) > at sun.reflect.GeneratedMethodAccessor47.invoke(Unknown Source) > at > sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) > at java.lang.reflect.Method.invoke(Method.java:498) > at > org.apache.flink.runtime.rpc.akka.AkkaRpcActor.handleRpcInvocation(AkkaRpcActor.java:284) > at > org.apache.flink.runtime.rpc.akka.AkkaRpcActor.handleRpcMessage(AkkaRpcActor.java:199) > at > org.apache.flink.runtime.rpc.akka.FencedAkkaRpcActor.handleRpcMessage(FencedAkkaRpcActor.java:74) > at > org.apache.flink.runtime.rpc.akka.AkkaRpcActor.handleMessage(AkkaRpcActor.java:152) > at akka.japi.pf.UnitCaseStatement.apply(CaseStatements.scala:26) > at akka.japi.pf.UnitCaseStatement.apply(CaseStatements.scala:21) > at scala.PartialFunction.applyOrElse(PartialFunction.scala:123) > at scala.PartialFunction.applyOrElse$(PartialFunction.scala:122) > at akka.japi.pf.UnitCaseStatement.applyOrElse(CaseStatements.scala:21) > at scala.PartialFunction$OrElse.applyOrElse(PartialFunction.scala:171) > at scala.PartialFunction$OrElse.applyOrElse(PartialFunction.scala:172) > at scala.PartialFunction$OrElse.applyOrElse(PartialFunction.scala:172) > at akka.actor.Actor.aroundReceive(Actor.scala:517) > at akka.actor.Actor.aroundReceive$(Actor.scala:515) > at akka.actor.AbstractActor.aroundReceive(AbstractActor.scala:225) > at akka.actor.ActorCell.receiveMessage(ActorCell.scala:592) > at akka.actor.ActorCell.invoke(ActorCell.scala:561) > at akka.dispatch.Mailbox.processMailbox(Mailbox.scala:258) > at akka.dispatch.Mailbox.run(Mailbox.scala:225) > at akka.dispatch.Mailbox.exec(Mailbox.scala:235) > at akka.dispatch.forkjoin.ForkJoinTask.doExec(ForkJoinTask.java:260) > at > akka.dispatch.forkjoin.ForkJoinPool$WorkQueue.runTask(ForkJoinPool.java:1339) > at akka.dispatch.forkjoin.ForkJoinPool.runWorker(ForkJoinPool.java:1979) > at > akka.dispatch.forkjoin.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:107) > Caused by: java.lang.NoSuchMethodError: > scala.Predef$.refArrayOps([Ljava/lang/Object;)Lscala/collection/mutable/ArrayOps; > at org.myorg.quickstart.BatchJob$$anonfun$1.apply(BatchJob.scala:14) > at org.myorg.quickstart.BatchJob$$anonfun$1.apply(BatchJob.scala:14) > at org.apache.flink.api.scala.DataSet$$anon$5.flatMap(DataSet.scala:609) > at > org.apache.flink.runtime.operators.chaining.ChainedFlatMapDriver.collect(ChainedFlatMapDriver.java:80) > at > org.apache.flink.runtime.operators.util.metrics.CountingCollector.collect(CountingCollector.java:35) > at > org.apache.flink.runtime.operators.DataSourceTask.invoke(DataSourceTask.java:196) > at org.apache.flink.runtime.taskmanager.Task.doRun(Task.java:708) > at org.apache.flink.runtime.taskmanager.Task.run(Task.java:533) > at java.lang.Thread.run(Thread.java:745) > > ———————————————————————————————————————————————————————————————————— > > > I would be very glad, if some can help me out with this issue. > > Best, > Tom >
