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https://issues.apache.org/jira/browse/FLINK-4252?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15516590#comment-15516590
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ASF GitHub Bot commented on FLINK-4252:
---------------------------------------
Github user fhueske commented on the issue:
https://github.com/apache/flink/pull/2507
+1 to merge
> Table program cannot be compiled
> --------------------------------
>
> Key: FLINK-4252
> URL: https://issues.apache.org/jira/browse/FLINK-4252
> Project: Flink
> Issue Type: Bug
> Components: Table API & SQL
> Affects Versions: 1.1.0
> Environment: OS X EI Captain
> scala 2.11.7
> jdk 8
> Reporter: Renkai Ge
> Assignee: Timo Walther
> Attachments: TestMain.scala
>
>
> I'm trying the table apis.
> I got some errors like this
> My code is in the attachments
> ------------------------------------------------------------
> The program finished with the following exception:
> org.apache.flink.client.program.ProgramInvocationException: The program
> execution failed: Job execution failed.
> at
> org.apache.flink.client.program.ClusterClient.run(ClusterClient.java:413)
> at
> org.apache.flink.client.program.StandaloneClusterClient.submitJob(StandaloneClusterClient.java:92)
> at
> org.apache.flink.client.program.ClusterClient.run(ClusterClient.java:389)
> at
> org.apache.flink.client.program.ClusterClient.run(ClusterClient.java:376)
> at
> org.apache.flink.client.program.ContextEnvironment.execute(ContextEnvironment.java:61)
> at
> org.apache.flink.api.java.ExecutionEnvironment.execute(ExecutionEnvironment.java:896)
> at org.apache.flink.api.java.DataSet.collect(DataSet.java:410)
> at org.apache.flink.api.java.DataSet.print(DataSet.java:1605)
> at org.apache.flink.api.scala.DataSet.print(DataSet.scala:1672)
> at TestMain$.main(TestMain.scala:31)
> at TestMain.main(TestMain.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:497)
> at
> org.apache.flink.client.program.PackagedProgram.callMainMethod(PackagedProgram.java:509)
> at
> org.apache.flink.client.program.PackagedProgram.invokeInteractiveModeForExecution(PackagedProgram.java:403)
> at
> org.apache.flink.client.program.ClusterClient.run(ClusterClient.java:331)
> at
> org.apache.flink.client.CliFrontend.executeProgram(CliFrontend.java:777)
> at org.apache.flink.client.CliFrontend.run(CliFrontend.java:253)
> at
> org.apache.flink.client.CliFrontend.parseParameters(CliFrontend.java:1005)
> at org.apache.flink.client.CliFrontend.main(CliFrontend.java:1048)
> Caused by: org.apache.flink.runtime.client.JobExecutionException: Job
> execution failed.
> at
> org.apache.flink.runtime.jobmanager.JobManager$$anonfun$handleMessage$1$$anonfun$applyOrElse$7.apply$mcV$sp(JobManager.scala:853)
> at
> org.apache.flink.runtime.jobmanager.JobManager$$anonfun$handleMessage$1$$anonfun$applyOrElse$7.apply(JobManager.scala:799)
> at
> org.apache.flink.runtime.jobmanager.JobManager$$anonfun$handleMessage$1$$anonfun$applyOrElse$7.apply(JobManager.scala:799)
> at
> scala.concurrent.impl.Future$PromiseCompletingRunnable.liftedTree1$1(Future.scala:24)
> at
> scala.concurrent.impl.Future$PromiseCompletingRunnable.run(Future.scala:24)
> at akka.dispatch.TaskInvocation.run(AbstractDispatcher.scala:41)
> at
> akka.dispatch.ForkJoinExecutorConfigurator$AkkaForkJoinTask.exec(AbstractDispatcher.scala:401)
> at scala.concurrent.forkjoin.ForkJoinTask.doExec(ForkJoinTask.java:260)
> at
> scala.concurrent.forkjoin.ForkJoinPool$WorkQueue.pollAndExecAll(ForkJoinPool.java:1253)
> at
> scala.concurrent.forkjoin.ForkJoinPool$WorkQueue.runTask(ForkJoinPool.java:1346)
> at
> scala.concurrent.forkjoin.ForkJoinPool.runWorker(ForkJoinPool.java:1979)
> at
> scala.concurrent.forkjoin.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:107)
> Caused by: java.lang.Exception: The user defined 'open(Configuration)' method
> in class org.apache.flink.api.table.runtime.FlatMapRunner caused an
> exception: Table program cannot be compiled. This is a bug. Please file an
> issue.
> at
> org.apache.flink.runtime.operators.BatchTask.openUserCode(BatchTask.java:1337)
> at
> org.apache.flink.runtime.operators.chaining.ChainedFlatMapDriver.openTask(ChainedFlatMapDriver.java:47)
> at
> org.apache.flink.runtime.operators.BatchTask.openChainedTasks(BatchTask.java:1377)
> at org.apache.flink.runtime.operators.BatchTask.run(BatchTask.java:471)
> at
> org.apache.flink.runtime.operators.BatchTask.invoke(BatchTask.java:351)
> at org.apache.flink.runtime.taskmanager.Task.run(Task.java:584)
> at java.lang.Thread.run(Thread.java:745)
> Caused by: org.apache.flink.api.common.InvalidProgramException: Table program
> cannot be compiled. This is a bug. Please file an issue.
> at
> org.apache.flink.api.table.runtime.FunctionCompiler$class.compile(FunctionCompiler.scala:37)
> at
> org.apache.flink.api.table.runtime.FlatMapRunner.compile(FlatMapRunner.scala:28)
> at
> org.apache.flink.api.table.runtime.FlatMapRunner.open(FlatMapRunner.scala:42)
> at
> org.apache.flink.api.common.functions.util.FunctionUtils.openFunction(FunctionUtils.java:38)
> at
> org.apache.flink.runtime.operators.BatchTask.openUserCode(BatchTask.java:1335)
> ... 6 more
> Caused by: org.codehaus.commons.compiler.CompileException: Line 46, Column
> 11: Expression "null" is not a type
> at org.codehaus.janino.Java$Located.throwCompileException(Java.java:111)
> at
> org.codehaus.janino.Java$Atom.toTypeOrCompileException(Java.java:2684)
> at org.codehaus.janino.Parser.parseBlockStatement(Parser.java:1162)
> at org.codehaus.janino.Parser.parseBlockStatements(Parser.java:1090)
> at
> org.codehaus.janino.Parser.parseMethodDeclarationRest(Parser.java:943)
> at org.codehaus.janino.Parser.parseClassBodyDeclaration(Parser.java:569)
> at org.codehaus.janino.Parser.parseClassBody(Parser.java:519)
> at org.codehaus.janino.Parser.parseClassDeclarationRest(Parser.java:485)
> at
> org.codehaus.janino.Parser.parsePackageMemberTypeDeclaration(Parser.java:273)
> at org.codehaus.janino.Parser.parseCompilationUnit(Parser.java:168)
> at org.codehaus.janino.SimpleCompiler.cook(SimpleCompiler.java:201)
> at org.codehaus.janino.SimpleCompiler.cook(SimpleCompiler.java:192)
> at org.codehaus.commons.compiler.Cookable.cook(Cookable.java:84)
> at org.codehaus.commons.compiler.Cookable.cook(Cookable.java:77)
> at
> org.apache.flink.api.table.runtime.FunctionCompiler$class.compile(FunctionCompiler.scala:34)
> ... 10 more
> -----------------
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