[jira] [Commented] (KAFKA-1463) producer fails with scala.tuple error

["Jun Rao (JIRA)" <ji...@apache.org>]

    [ https://issues.apache.org/jira/browse/KAFKA-1463?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14004810#comment-14004810 ] 

Jun Rao commented on KAFKA-1463:
--------------------------------

Could you make sure the scala jar at runtime matches that used to build the Kafka jar?

> producer fails with scala.tuple error
> -------------------------------------
>
>                 Key: KAFKA-1463
>                 URL: https://issues.apache.org/jira/browse/KAFKA-1463
>             Project: Kafka
>          Issue Type: Bug
>          Components: producer 
>    Affects Versions: 0.8.0
>         Environment: java, springsource
>            Reporter: Joe
>            Assignee: Jun Rao
>
> Running on a windows machine trying to debug first kafka program. The program fails on the following line:
> producer = new kafka.javaapi.producer.Producer<String, String>(
> 			new ProducerConfig(props));	
> ERROR:
> Exception in thread "main" java.lang.VerifyError: class scala.Tuple2$mcLL$sp overrides final method _1.()Ljava/lang/Object;
> 	at java.lang.ClassLoader.defineClass1(Native Method)
> 	at java.lang.ClassLoader.defineClass(ClassLoader.java:791)
> 	at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:142)...
> unable to find solution online.



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