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    via Stack Overflow by ERJAN

    This exception occurs when using an older version of java. Mainly when trying to run a jar compiled with a newer Java version in an older Java version. We can avoid this issue by executing the jar in the same version which it was compiled.

Solutions on the web

via Ask Ubuntu by highsciguy
, 1 year ago
org/languagetool/gui/Main : Unsupported major.minor version 52.0
via datacleaner.org by Unknown author, 1 year ago
via Unix & Linux by kaf-dev
, 5 months ago
org/yccheok/jstock/gui/JStock : Unsupported major.minor version 52.0
via GitHub by gozes
, 1 year ago
org/yccheok/jstock/gui/JStock : Unsupported major.minor version 52.0
via GitHub by Floryndas
, 2 years ago
weka/gui/GUIChooser : Unsupported major.minor version 52.0
java.lang.UnsupportedClassVersionError: org/languagetool/gui/Main : Unsupported major.minor version 52.0	at java.lang.ClassLoader.defineClass1(Native Method)	at java.lang.ClassLoader.defineClass(ClassLoader.java:800)	at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:142)	at java.net.URLClassLoader.defineClass(URLClassLoader.java:449)	at java.net.URLClassLoader.access$100(URLClassLoader.java:71)	at java.net.URLClassLoader$1.run(URLClassLoader.java:361)	at java.net.URLClassLoader$1.run(URLClassLoader.java:355)	at java.security.AccessController.doPrivileged(Native Method)	at java.net.URLClassLoader.findClass(URLClassLoader.java:354)	at java.lang.ClassLoader.loadClass(ClassLoader.java:425)	at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:308)	at java.lang.ClassLoader.loadClass(ClassLoader.java:358)	at sun.launcher.LauncherHelper.checkAndLoadMain(LauncherHelper.java:482)