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java.lang.UnsupportedClassVersionError using Project Wonder
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java.lang.UnsupportedClassVersionError using Project Wonder


  • Subject: java.lang.UnsupportedClassVersionError using Project Wonder
  • From: "Mallesh" <email@hidden>
  • Date: Fri, 26 Jun 2009 16:47:22 +0530

Hello Everybody,
 
We are using WebObjects 5.2.4 and Java 1.4.2_17 for our application development and deployment.
 
Recently we have added project Wonder framework to our application. It is compiling and running properly on my development system but when I am deploying it to our Solaris server I am getting the following error :
 
Exception in thread "main" java.lang.UnsupportedClassVersionError: com/webobjects/_bootstrap/WOBootstrap (Unsupported major.minor version 49.0)
        at java.lang.ClassLoader.defineClass0(Native Method)
        at java.lang.ClassLoader.defineClass(ClassLoader.java:539)
        at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:123)
        at java.net.URLClassLoader.defineClass(URLClassLoader.java:251)
        at java.net.URLClassLoader.access$100(URLClassLoader.java:55)
        at java.net.URLClassLoader$1.run(URLClassLoader.java:194)
        at java.security.AccessController.doPrivileged(Native Method)
        at java.net.URLClassLoader.findClass(URLClassLoader.java:187)
        at java.lang.ClassLoader.loadClass(ClassLoader.java:289)
        at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:274)
        at java.lang.ClassLoader.loadClass(ClassLoader.java:235)
        at java.lang.ClassLoader.loadClassInternal(ClassLoader.java:302)
 
----------------------------------------------------------------------------------------------------------------------------------
 
I have used Project Wonder 1.01(5.2) from sourceforge.net.
 
Please add your valuable suggestions.
 
Thanks and Regards,
Mallesh
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