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

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  • GitHub comment 1#260750427
    via GitHub by ibnesayeed
  • H2O Documentation
    via by Unknown author,
    • 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 Source) at Source) at$000(Unknown Source) at$ Source) at Method) at Source) at java.lang.ClassLoader.loadClass(Unknown Source) at sun.misc.Launcher$AppClassLoader.loadClass(Unknown Source) at java.lang.ClassLoader.loadClass(Unknown Source)

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