java.lang.UnsupportedClassVersionError: pro/javacard/gp/GPTool : Unsupported major.minor version 52.0

Stack Overflow | Abraham | 9 months ago
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    java.lang.UnsupportedClassVersionError: pro/javacard/gp/GPTool : Unsupported major.minor version 52.0
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Root Cause Analysis

  1. java.lang.UnsupportedClassVersionError

    pro/javacard/gp/GPTool : Unsupported major.minor version 52.0

    at java.lang.ClassLoader.defineClass1()
  2. Java RT
    LauncherHelper.checkAndLoadMain
    1. java.lang.ClassLoader.defineClass1(Native Method)
    2. java.lang.ClassLoader.defineClass(Unknown Source)
    3. java.security.SecureClassLoader.defineClass(Unknown Source)
    4. java.net.URLClassLoader.defineClass(Unknown Source)
    5. java.net.URLClassLoader.access$100(Unknown Source)
    6. java.net.URLClassLoader$1.run(Unknown Source)
    7. java.net.URLClassLoader$1.run(Unknown Source)
    8. java.security.AccessController.doPrivileged(Native Method)
    9. java.net.URLClassLoader.findClass(Unknown Source)
    10. java.lang.ClassLoader.loadClass(Unknown Source)
    11. sun.misc.Launcher$AppClassLoader.loadClass(Unknown Source)
    12. java.lang.ClassLoader.loadClass(Unknown Source)
    13. sun.launcher.LauncherHelper.checkAndLoadMain(Unknown Source)
    13 frames