Hi, I have installed flink 1.5 in standalone mode and trying a basic run as per this example
https://ci.apache.org/projects/flink/flink-docs-release-1.2/quickstart/setup_quickstart.html started netcat on port 2199 nc -l 2219 & Run the example ./bin/flink run examples/streaming/SocketWindowWordCount.jar --port 2199 Starting execution of program ------------------------------------------------------------ The program finished with the following exception: org.apache.flink.client.program.ProgramInvocationException: Could not retrieve the execution result. at org.apache.flink.client.program.rest.RestClusterClient.submitJob(RestClusterClient.java:258) at org.apache.flink.client.program.ClusterClient.run(ClusterClient.java:464) at org.apache.flink.streaming.api.environment.StreamContextEnvironment.execute(StreamContextEnvironment.java:66) at org.apache.flink.streaming.examples.socket.SocketWindowWordCount.main(SocketWindowWordCount.java:92) 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:528) at org.apache.flink.client.program.PackagedProgram.invokeInteractiveModeForExecution(PackagedProgram.java:420) at org.apache.flink.client.program.ClusterClient.run(ClusterClient.java:404) at org.apache.flink.client.cli.CliFrontend.executeProgram(CliFrontend.java:781) at org.apache.flink.client.cli.CliFrontend.runProgram(CliFrontend.java:275) at org.apache.flink.client.cli.CliFrontend.run(CliFrontend.java:210) at org.apache.flink.client.cli.CliFrontend.parseParameters(CliFrontend.java:1020) at org.apache.flink.client.cli.CliFrontend.lambda$main$9(CliFrontend.java:1096) at org.apache.flink.runtime.security.NoOpSecurityContext.runSecured(NoOpSecurityContext.java:30) at org.apache.flink.client.cli.CliFrontend.main(CliFrontend.java:1096) Caused by: org.apache.flink.runtime.client.JobSubmissionException: Failed to submit JobGraph. Appreciate any suggestions. Thanks Dr Mich Talebzadeh LinkedIn * https://www.linkedin.com/profile/view?id=AAEAAAAWh2gBxianrbJd6zP6AcPCCdOABUrV8Pw <https://www.linkedin.com/profile/view?id=AAEAAAAWh2gBxianrbJd6zP6AcPCCdOABUrV8Pw>* http://talebzadehmich.wordpress.com *Disclaimer:* Use it at your own risk. Any and all responsibility for any loss, damage or destruction of data or any other property which may arise from relying on this email's technical content is explicitly disclaimed. The author will in no case be liable for any monetary damages arising from such loss, damage or destruction.