[antlr-interest] Error in running antlr

Tommy Nordgren tommy.nordgren at chello.se
Thu Nov 23 15:56:42 PST 2006


What causes the following when trying to run antlr 2.7.7?
Exception in thread "main" java.lang.UnsupportedClassVersionError:  
Bad version number in .class file
         at java.lang.ClassLoader.defineClass1(Native Method)
         at java.lang.ClassLoader.defineClass(ClassLoader.java:620)
         at java.security.SecureClassLoader.defineClass 
(SecureClassLoader.java:124)
         at java.net.URLClassLoader.defineClass(URLClassLoader.java:260)
         at java.net.URLClassLoader.access$100(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: 
268)
         at java.lang.ClassLoader.loadClass(ClassLoader.java:251)
         at java.lang.ClassLoader.loadClassInternal(ClassLoader.java: 
319)
(Compiled with javac, Java version 1.5)
----
Kine dies, Kinfolk dies, and thus at last yourself
This I know that never dies, how a dead mans deeds are deemed. --  
Elder edda
Tommy Nordgren
tommy.nordgren at chello.se





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