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Posted to user@storm.apache.org by sowmiya kandasamy <ch...@hotmail.com> on 2014/01/17 08:24:03 UTC
Unsupported class version error
I have installed the latest version of storm using "Running storm on windows" url.When i am trying to run storm stater jar file it shows an Microsoft Windows [Version 6.1.7600]
E:\temp\new>storm jar E:\temp\new\WordCount.jar TopologyMain WordCountnew -c nimbus.host=localhost
Exception in thread "main" java.lang.UnsupportedClassVersionError: TopologyMain
: Unsupported major.minor version 51.0
at java.lang.ClassLoader.defineClass1(Native Method)
at java.lang.ClassLoader.defineClass(ClassLoader.java:620)
at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:12
4)
at java.net.URLClassLoader.defineClass(URLClassLoader.java:260)
at java.net.URLClassLoader.access$000(URLClassLoader.java:56)
at java.net.URLClassLoader$1.run(URLClassLoader.java:195)
at java.security.AccessController.doPrivileged(Native Method)
at java.net.URLClassLoader.findClass(URLClassLoader.java:188)
at java.lang.ClassLoader.loadClass(ClassLoader.java:306)
at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:276)
at java.lang.ClassLoader.loadClass(ClassLoader.java:251)
at java.lang.ClassLoader.loadClassInternal(ClassLoader.java:319)
how to solve this class compatibility exception is there any guidance to know the dependency of storm class files
Re: Unsupported class version error
Posted by Svend Vanderveken <sv...@gmail.com>.
Check your JVM version, you must use Java 6 or later
On Jan 17, 2014 8:24 AM, "sowmiya kandasamy" <ch...@hotmail.com>
wrote:
> I have installed the latest version of storm using "Running storm on
> windows" url.When i am trying to run storm stater jar file it shows an
> Microsoft Windows [Version 6.1.7600]
>
>
>
> E:\temp\new>storm jar E:\temp\new\WordCount.jar TopologyMain WordCountnew
> -c nimbus.host=localhost
>
> Exception in thread "main" java.lang.UnsupportedClassVersionError:
> TopologyMain
>
> : Unsupported major.minor version 51.0
>
> at java.lang.ClassLoader.defineClass1(Native Method)
>
> at java.lang.ClassLoader.defineClass(ClassLoader.java:620)
>
> at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:12
>
> 4)
>
> at java.net.URLClassLoader.defineClass(URLClassLoader.java:260)
>
> at java.net.URLClassLoader.access$000(URLClassLoader.java:56)
>
> at java.net.URLClassLoader$1.run(URLClassLoader.java:195)
>
> at java.security.AccessController.doPrivileged(Native Method)
>
> at java.net.URLClassLoader.findClass(URLClassLoader.java:188)
>
> at java.lang.ClassLoader.loadClass(ClassLoader.java:306)
>
> at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:276)
>
> at java.lang.ClassLoader.loadClass(ClassLoader.java:251)
>
> at java.lang.ClassLoader.loadClassInternal(ClassLoader.java:319)
>
>
> how to solve this class compatibility exception is there any guidance to
> know the dependency of storm class files
>