Ok I see, thank you. Do not have experience with that but does there exists a 
possible work around?


Am 08.09.2015 um 13:13 schrieb Robert Metzger <rmetz...@apache.org>:

> That's the bug: https://issues.apache.org/jira/browse/FLINK-2632
> 
> On Tue, Sep 8, 2015 at 1:11 PM, Robert Metzger <rmetz...@apache.org> wrote:
> There is a bug in the web client which sets the wrong class loader when 
> running the user code.
> 
> On Tue, Sep 8, 2015 at 12:05 PM, Florian Heyl <f.h...@gmx.de> wrote:
> Locally we are using the 0.9-SNAPSHOT but the cluster should work with the 
> 0.10-SNAPSHOT. I have no direct control of the cluster because our prof is 
> responsible for that. 
> The students are using the flink web submission client to upload their jar 
> and run it on the cluster.
> 
> 
> Am 08.09.2015 um 12:48 schrieb Robert Metzger <rmetz...@apache.org>:
> 
>> Which version of Flink are you using?
>> 
>> Have you tried submitting the job using the "./bin/flink run" tool?
>> 
>> On Tue, Sep 8, 2015 at 11:44 AM, Florian Heyl <f.h...@gmx.de> wrote:
>> Dear Sir or Madam,
>> Me and my colleague are developing a pipeline based on scala and java to 
>> classify cancer stages. This pipeline should be uploaded on the hdfs (apache 
>> flink).
>> The pipeline locally works fine but on the hdfs it crashes with the 
>> following error (see below). The main method is simply structured we are 
>> only passing one argument to set the working directory and then other 
>> methods from different scala and java files are called. Sorry if I can not 
>> give you more details because I can not figure out what the exact problem 
>> is. I hope you can help me.
>> 
>> Best wishes,
>> 
>> Flo
>> 
>> 
>>  An error occurred while invoking the program:
>> 
>> The main method caused an error.
>> 
>> 
>> java.io.IOException: Class not found
>>      at 
>> com.esotericsoftware.reflectasm.shaded.org.objectweb.asm.ClassReader.a(Unknown
>>  Source)
>>      at 
>> com.esotericsoftware.reflectasm.shaded.org.objectweb.asm.ClassReader.<init>(Unknown
>>  Source)
>>      at 
>> org.apache.flink.api.scala.ClosureCleaner$.org$apache$flink$api$scala$ClosureCleaner$$getClassReader(ClosureCleaner.scala:42)
>>      at 
>> org.apache.flink.api.scala.ClosureCleaner$.getInnerClasses(ClosureCleaner.scala:90)
>> pache.flink.api.scala.DataSet.clean(DataSet.scala:120)
>>      at org.apache.flink.ap
>>      at 
>> org.apache.flink.api.scala.ClosureCleaner$.clean(ClosureCleaner.scala:113)
>>      at org.
>> ai.scala.DataSet$$anon$6.<init>(DataSet.scala:437)
>>      at org.apache.flink.api.scala.DataSet.filter(DataSet.scala:436)
>> VI$sp(Regression2.scala:98)
>>      at scala.collection.immutable.Range.
>>      at AddFunctions$.splitIntoTrainingAndTest(AddFunctions.scala:42)
>>      at Regression2$$anonfun$mainRegression$1.apply$m
>> cforeach$mVc$sp(Range.scala:141)
>>      at Regression2$.mainRegression(Regression2.scala:91)
>>      at MainClass$.main(MainClass.scala:41)
>>      at MainClass.main(MainClass.scala)
>> elegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl
>>      at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
>>      at 
>> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
>>      at sun.reflect.
>> D.java:43)
>>      at java.lang.reflect.Method.invoke(Method.java:483)
>>      at 
>> org.apache.flink.client.program.PackagedProgram.callMainMethod(PackagedProgram.java:437)
>> tOptimizedPlan(Client.java:229)
>>      at 
>> org.apache.flink.client.web.JobSubmissionServlet.doGet(JobSubmissionServlet
>>      at 
>> org.apache.flink.client.program.PackagedProgram.invokeInteractiveModeForExecution(PackagedProgram.java:353)
>>      at org.apache.flink.client.program.Client.g
>> e.java:186)
>>      at javax.servlet.http.HttpServlet.service(HttpServlet.java:668)
>>      at javax.servlet.http.HttpServlet.service(HttpServlet.java:770)
>>      at 
>> org.eclipse.jetty.servlet.ServletHolder.handle(ServletHolder.java:532)
>> doHandle(ContextHandler.java:965)
>>      at org.eclipse.jetty.servlet.ServletHandler
>>      at 
>> org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:453)
>>      at 
>> org.eclipse.jetty.server.session.SessionHandler.doHandle(SessionHandler.java:227)
>>      at org.eclipse.jetty.server.handler.ContextHandler
>> ..doScope(ServletHandler.java:388)
>>      at 
>> org.eclipse.jetty.server.session.SessionHandler.doScope(SessionHandler.java:187)
>>      at 
>> org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:901)
>>      at 
>> org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:117)
>> ection.java:596)
>>      at org.eclipse.jetty.server.HttpConnection$RequestHandler.
>>      at 
>> org.eclipse.jetty.server.handler.HandlerList.handle(HandlerList.java:47)
>>      at 
>> org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:113)
>>      at org.eclipse.jetty.server.Server.handle(Server.java:352)
>>      at org.eclipse.jetty.server.HttpConnection.handleRequest(HttpCon
>> nheaderComplete(HttpConnection.java:1048)
>>      at org.eclipse.jetty.http.HttpParser.parseNext(HttpParser.java:549)
>>      at org.eclipse.jetty.http.HttpParser.parseAvailable(HttpParser.java:211)
>>      at 
>> org.eclipse.jetty.server.HttpConnection.handle(HttpConnection.java:425)
>>      at 
>> org.eclipse.jetty.io.nio.SelectChannelEndPoint.run(SelectChannelEndPoint.java:489)
>>      at 
>> org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:436)
>>      at java.lang.Thread.run(Thread.java:745)
>> 
>> 
>> 
> 
> 
> 

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