[Gvsig_usuarios] error al arrancar la version 0.3

[Eloy Bonilla Perez]

Al ejecutar en  .bat me dá el siguiente error....


Exception in thread "main" java.lang.UnsupportedClassVersionError: 
com/iver/andami/Launcher (Unsupported major.minor version 48.0)
        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)


S.O. Windows XP Service PacK 2
Java2RE SE 1.4.2_06
Java Advance Imaging  1.1.2.
Java Advance Imaging Image I/O Tools  1.0_01 rc
GvSIG 0.3

Java


Alguien sabe como solucionarlo......

Salu2....