update java jdk to resolve "Exception in thread "main" java.lang.UnsupportedClassVersionError"

When Run bat file which include java source, meet this problem:

Exception in thread "main" java.lang.UnsupportedClassVersionError: Math (Unsuppo
rted major.minor version 51.0)
        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)

Solution is:

	Update current java jdk 6 version to java jdk 7.

Then bat can be run.

最后

以上就是无情斑马最近收集整理的关于update java jdk to resolve "Exception in thread "main" java.lang.UnsupportedClassVersionError"的全部内容，更多相关update内容请搜索靠谱客的其他文章。