[ https://issues.apache.org/jira/browse/FLINK-8187?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Chesnay Schepler updated FLINK-8187: ------------------------------------ Description: When submitting a jar with no defined Main class, the web client does not respond anymore instead of printing the REST error: {code:java} java.util.concurrent.CompletionException: org.apache.flink.util.FlinkException: Could not run the jar. at org.apache.flink.runtime.webmonitor.handlers.JarRunHandler.lambda$handleJsonRequest$0(JarRunHandler.java:90) at java.util.concurrent.CompletableFuture$AsyncSupply.run(CompletableFuture.java:1590) at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) at java.util.concurrent.FutureTask.run(FutureTask.java:266) at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$201(ScheduledThreadPoolExecutor.java:180) at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:293) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) at java.lang.Thread.run(Thread.java:745) Caused by: org.apache.flink.util.FlinkException: Could not run the jar. ... 9 more Caused by: org.apache.flink.client.program.ProgramInvocationException: Neither a 'Main-Class', nor a 'program-class' entry was found in the jar file. at org.apache.flink.client.program.PackagedProgram.getEntryPointClassNameFromJar(PackagedProgram.java:592) at org.apache.flink.client.program.PackagedProgram.<init>(PackagedProgram.java:188) at org.apache.flink.client.program.PackagedProgram.<init>(PackagedProgram.java:147) at org.apache.flink.runtime.webmonitor.handlers.JarActionHandler.getJobGraphAndClassLoader(JarActionHandler.java:72) at org.apache.flink.runtime.webmonitor.handlers.JarRunHandler.lambda$handleJsonRequest$0(JarRunHandler.java:69) ... 8 more {code} was: When submitting a jar with no defined Main class, the web client does not respond anymore and instead of printing the REST error: {code} java.util.concurrent.CompletionException: org.apache.flink.util.FlinkException: Could not run the jar. at org.apache.flink.runtime.webmonitor.handlers.JarRunHandler.lambda$handleJsonRequest$0(JarRunHandler.java:90) at java.util.concurrent.CompletableFuture$AsyncSupply.run(CompletableFuture.java:1590) at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) at java.util.concurrent.FutureTask.run(FutureTask.java:266) at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$201(ScheduledThreadPoolExecutor.java:180) at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:293) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) at java.lang.Thread.run(Thread.java:745) Caused by: org.apache.flink.util.FlinkException: Could not run the jar. ... 9 more Caused by: org.apache.flink.client.program.ProgramInvocationException: Neither a 'Main-Class', nor a 'program-class' entry was found in the jar file. at org.apache.flink.client.program.PackagedProgram.getEntryPointClassNameFromJar(PackagedProgram.java:592) at org.apache.flink.client.program.PackagedProgram.<init>(PackagedProgram.java:188) at org.apache.flink.client.program.PackagedProgram.<init>(PackagedProgram.java:147) at org.apache.flink.runtime.webmonitor.handlers.JarActionHandler.getJobGraphAndClassLoader(JarActionHandler.java:72) at org.apache.flink.runtime.webmonitor.handlers.JarRunHandler.lambda$handleJsonRequest$0(JarRunHandler.java:69) ... 8 more {code} > Web client does not print errors > -------------------------------- > > Key: FLINK-8187 > URL: https://issues.apache.org/jira/browse/FLINK-8187 > Project: Flink > Issue Type: Bug > Components: Webfrontend > Reporter: Timo Walther > Priority: Major > > When submitting a jar with no defined Main class, the web client does not > respond anymore instead of printing the REST error: > {code:java} > java.util.concurrent.CompletionException: > org.apache.flink.util.FlinkException: Could not run the jar. > at > org.apache.flink.runtime.webmonitor.handlers.JarRunHandler.lambda$handleJsonRequest$0(JarRunHandler.java:90) > at > java.util.concurrent.CompletableFuture$AsyncSupply.run(CompletableFuture.java:1590) > at > java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) > at java.util.concurrent.FutureTask.run(FutureTask.java:266) > at > java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$201(ScheduledThreadPoolExecutor.java:180) > at > java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:293) > at > java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) > at > java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) > at java.lang.Thread.run(Thread.java:745) > Caused by: org.apache.flink.util.FlinkException: Could not run the jar. > ... 9 more > Caused by: org.apache.flink.client.program.ProgramInvocationException: > Neither a 'Main-Class', nor a 'program-class' entry was found in the jar file. > at > org.apache.flink.client.program.PackagedProgram.getEntryPointClassNameFromJar(PackagedProgram.java:592) > at > org.apache.flink.client.program.PackagedProgram.<init>(PackagedProgram.java:188) > at > org.apache.flink.client.program.PackagedProgram.<init>(PackagedProgram.java:147) > at > org.apache.flink.runtime.webmonitor.handlers.JarActionHandler.getJobGraphAndClassLoader(JarActionHandler.java:72) > at > org.apache.flink.runtime.webmonitor.handlers.JarRunHandler.lambda$handleJsonRequest$0(JarRunHandler.java:69) > ... 8 more > {code} -- This message was sent by Atlassian JIRA (v7.6.3#76005)