Topic: at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:124)

at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:124)

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Posted By: Tommaso_Agostinacchio
Posted On: Sunday, February 10, 2008 06:38 AM

Hi all, I tried to run my program but I recieved this message: 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) More>>

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Re: at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:124)

Posted By: Roseanne_Zhang
Posted On: Wednesday, March 19, 2008 11:16 AM

java.lang.UnsupportedClassVersionError

is usually because you have some jar or class file compiled in a different version of compiler, and some feature is not compatible.

Just my personal experience for your reference.

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