java.lang.UnsupportedClassVersionError: com/github/rjeschke/txtmark/Decorator : Unsupported major.minor version 51.0

GitHub | RGamesGitHub | 3 months ago
  1. 0

    CRASHING!!!

    GitHub | 3 months ago | RGamesGitHub
    java.lang.UnsupportedClassVersionError: com/github/rjeschke/txtmark/Decorator : Unsupported major.minor version 51.0
  2. 0

    JDK 6 support

    GitHub | 3 years ago | dattachandan
    java.lang.UnsupportedClassVersionError: org/wiztools/ restclient/ui/Main : Unsupported major.minor version 51.0
  3. 0

    unsupported major minor version

    GitHub | 4 years ago | atsalyuk
    java.lang.UnsupportedClassVersionError: MultiMCLauncher : Unsupported major.minor version 51.0
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  5. 0

    Cannot run the gitbucket.war on Windows 7

    GitHub | 3 years ago | yuribf
    java.lang.UnsupportedClassVersionError: JettyLauncher : Unsupported major.minor version 51.0
  6. 0

    UnsupportedClassVersionError when tried to run as Java Application

    GitHub | 2 years ago | anilkulkarni87
    java.lang.UnsupportedClassVersionError: com/automation/module/ProcessMain : Unsupported major.minor version 51.0

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Root Cause Analysis

  1. java.lang.UnsupportedClassVersionError

    com/github/rjeschke/txtmark/Decorator : Unsupported major.minor version 51.0

    at java.lang.ClassLoader.defineClass1()
  2. Java RT
    ClassLoader.loadClass
    1. java.lang.ClassLoader.defineClass1(Native Method)
    2. java.lang.ClassLoader.defineClassCond(Unknown Source)
    3. java.lang.ClassLoader.defineClass(Unknown Source)
    4. java.security.SecureClassLoader.defineClass(Unknown Source)
    5. java.net.URLClassLoader.defineClass(Unknown Source)
    6. java.net.URLClassLoader.access$000(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)
    12 frames
  3. net.mightypork.rpw
    App.main
    1. net.mightypork.rpw.App.init(App.java:108)
    2. net.mightypork.rpw.App.start(App.java:61)
    3. net.mightypork.rpw.App.main(App.java:55)
    3 frames