[jira] [Created] (SPARK-8729) Spark app unable to instantiate the classes using the reflection

["Murthy Chelankuri (JIRA)" <ji...@apache.org>]

Murthy Chelankuri created SPARK-8729:
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             Summary: Spark app unable to instantiate the classes using the reflection
                 Key: SPARK-8729
                 URL: https://issues.apache.org/jira/browse/SPARK-8729
             Project: Spark
          Issue Type: Bug
          Components: Block Manager
    Affects Versions: 1.3.0
            Reporter: Murthy Chelankuri
            Priority: Critical


SPARK 1.3.0 unable to instantiate the classes using the reflection (using Class.forName). It says class not found even that class is available in the list jars.

The following is the expection i am getting by the executors

java.lang.ClassNotFoundException: com.abc.mq.msg.ObjectEncoder
    at java.net.URLClassLoader.findClass(URLClassLoader.java:381)
    at java.lang.ClassLoader.loadClass(ClassLoader.java:424)
    at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:331)
    at java.lang.ClassLoader.loadClass(ClassLoader.java:357)
    at java.lang.Class.forName0(Native Method)
    at java.lang.Class.forName(Class.java:264)
    at kafka.utils.Utils$.createObject(Utils.scala:438)
    at kafka.producer.Producer.<init>(Producer.scala:61)

The application is working fine with out any issues with 1.2.0 version. 
I am planing to upgrade to 1.3.0 and found it its not working.



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