java.lang.UnsupportedClassVersionError: Bad version n umber in .class file

Oracle Community | 843851 | 7 years ago
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Root Cause Analysis

  1. java.lang.UnsupportedClassVersionError

    Bad version n umber in .class file

    at java.lang.ClassLoader.defineClass1()
  2. Java RT
    Class.forName
    1. java.lang.ClassLoader.defineClass1(Native Method)
    2. java.lang.ClassLoader.defineClass(ClassLoader.java:621)
    3. java.security.SecureClassLoader.defineClass(SecureClassLoader.java:124)
    4. java.net.URLClassLoader.defineClass(URLClassLoader.java:260)
    5. java.net.URLClassLoader.access$100(URLClassLoader.java:56)
    6. java.net.URLClassLoader$1.run(URLClassLoader.java:195)
    7. java.security.AccessController.doPrivileged(Native Method)
    8. java.net.URLClassLoader.findClass(URLClassLoader.java:188)
    9. java.lang.ClassLoader.loadClass(ClassLoader.java:307)
    10. sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:268)
    11. java.lang.ClassLoader.loadClass(ClassLoader.java:252)
    12. java.lang.ClassLoader.loadClassInternal(ClassLoader.java:320)
    13. java.lang.Class.forName0(Native Method)
    14. java.lang.Class.forName(Class.java:242)
    14 frames
  3. com.sun.javafx
    Main.main
    1. com.sun.javafx.runtime.Main.main(Main.java:68)
    1 frame