java.lang.UnsupportedClassVersionError

MyFirstApp : Unsupported major.minor version 51.0

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Solutions on the web4812

  • via Coderanch by Fausto Arinos Barbuto, 9 months ago
    MyFirstApp : Unsupported major.minor version 51.0
  • via Google Groups by Aribar, 1 year ago
    myfirstapp/MyFirstAppServlet : Unsupported major.minor version 51.0 at com.google.appengine.runtime.Request.process-08d255afa5760f53(Request.java)
  • via Coderanch by Steve Davies, 9 months ago
    MyFirstApp (Unsupported major.minor version 49.0)
  • Stack trace

    • java.lang.UnsupportedClassVersionError: MyFirstApp : Unsupported major.minor version 51.0 at java.lang.ClassLoader.defineClass1(Native Method) at java.lang.ClassLoader.defineClass(ClassLoader.java:643) at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:142) at java.net.URLClassLoader.defineClass(URLClassLoader.java:277) at java.net.URLClassLoader.access$000(URLClassLoader.java:73) at java.net.URLClassLoader$1.run(URLClassLoader.java:212) at java.security.AccessController.doPrivileged(Native Method) at java.net.URLClassLoader.findClass(URLClassLoader.java:205) at java.lang.ClassLoader.loadClass(ClassLoader.java:323) at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:294) at java.lang.ClassLoader.loadClass(ClassLoader.java:268)

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