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Samebug tips

  1. ,
    via GitHub by Athou

    You're using an older version of java with classes compiled for java7

  2. ,
    via Google Groups by Marcus Haebler

    Update "latest" to Java 8 on DockerHub.

Solutions on the web

via Stack Overflow by user2231256
, 1 year ago
com/google/appengine/tools/enhancer/Enhance : Unsupported major.minor version 51.0 at java.lang.ClassLoader.defineClass1(Native Method)
via Stack Overflow by Omi
, 2 years ago
brut/apktool/Main : Unsupported major.minor version 51.0</p> <pre><code>at java.lang.ClassLoader.defineClass1(Native Method)
via Stack Overflow by Sarah0050
, 2 years ago
android/support/v4/view/ViewConfigurationCompat : Unsupported major.minor version 51.0 at java.lang.ClassLoader.defineClass1(ClassLoader.java:-2)
via Stack Overflow by Unknown author, 2 years ago
io/appium/java_client/ios/IOSDriver : Unsupported major.minor version 51.0 at java.lang.ClassLoader.defineClass1(Native Method)
via Stack Overflow by user1512125
, 2 years ago
test/Testv2Servlet : Unsupported major.minor version 51.0</p> <pre><code>at java.lang.ClassLoader.defineClass1(Native Method)
via Stack Overflow by MSU
, 2 years ago
backtype/storm/ConfigValidation$FieldValidator : Unsupported major.minor version 51.0 storm-CMD FAILURE: at java.lang.ClassLoader.defineClass1(Native Method)
java.lang.UnsupportedClassVersionError: com/google/appengine/tools/enhancer/Enhance : Unsupported major.minor version 51.0 at java.lang.ClassLoader.defineClass1(Native Method)	at java.lang.ClassLoader.defineClassCond(Unknown Source)	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$000(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)