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  1. #1
    Join Date
    Sep 2006

    Red face I can not run any java program!!

    Hello all...
    I am using jGrasp as my editor...and it was work OK...
    BUT Now when i try to run any program this messages displayed:

    java.lang.UnsupportedClassVersionError: Test (Unsupported major.minor version 49.0)
    at java.lang.ClassLoader.defineClass0(Native Method)
    at java.lang.ClassLoader.defineClass(Unknown Source)
    at java.security.SecureClassLoader.defineClass(Unknown Source)
    at java.net.URLClassLoader.defineClass(Unknown Source)
    at java.net.URLClassLoader.access$100(Unknown Source)
    at java.net.URLClassLoader$1.run(Unknown Source)
    at java.security.AccessController.doPrivileged(Native Method)
    at java.net.URLClassLoader.findClass(Unknown Source)
    at java.lang.ClassLoader.loadClass(Unknown Source)
    at sun.misc.Launcher$AppClassLoader.loadClass(Unknown Source)
    at java.lang.ClassLoader.loadClass(Unknown Source)
    at java.lang.ClassLoader.loadClassInternal(Unknown Source)
    Exception in thread "main"
    ----jGRASP wedge2: exit code for process is 1.
    ----jGRASP: operation complete.

    PLEASE help me...

  2. #2
    Join Date
    Sep 2006
    uninstall and install te latest version of java
    Last edited by halo3d; 10-05-2006 at 07:53 PM.

  3. #3
    Join Date
    Sep 2006
    Quote Originally Posted by halo3d
    uninstall and reinstall java
    No. It does not solve your problem. You get this exception because you are running a java application which compliled with newest java vestion. For example, you have JSDK 1.3 but jars were created with aid of JSDK 1.5.
    So you shoud upgrade your JSDK.

  4. #4
    Join Date
    Sep 2006
    Thank u to all
    But before that i can run the same programs without any problems!!

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