java.lang.UnsupportedClassVersionError: com/example/SocialApplication : Unsupported major.minor version 52.0

GitHub | anandkr-git | 4 months ago
  1. 0

    JDK 1.7 compatibility?

    GitHub | 4 months ago | anandkr-git
    java.lang.UnsupportedClassVersionError: com/example/SocialApplication : Unsupported major.minor version 52.0
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    0.9.9,10 does not work on JDK7

    GitHub | 2 years ago | rtyler
    java.lang.UnsupportedClassVersionError: ratpack/groovy/launch/GroovyRatpackMain : Unsupported major.minor version 52.0
  3. 0

    Are UnsupportedClassVersionError messages "Bad java version" and "Unsupported major.minor version" the same?

    Stack Overflow | 1 year ago | eebbesen
    java.lang.UnsupportedClassVersionError: HelloWorld : Unsupported major.minor version 52.0
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    I can't build PhoneGap application

    Stack Overflow | 6 months ago | S. Vishnevsky
    java.lang.UnsupportedClassVersionError: com/android/dx/command/Main : Unsupported major.minor version 52.0
  6. 0

    which version supply jdk 1.7?

    GitHub | 1 month ago | liguoli323
    java.lang.UnsupportedClassVersionError: org/xbib/tools/Runner : Unsupported major.minor version 52.0

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Root Cause Analysis

  1. java.lang.UnsupportedClassVersionError

    com/example/SocialApplication : Unsupported major.minor version 52.0

    at java.lang.ClassLoader.defineClass1()
  2. Java RT
    LauncherHelper.checkAndLoadMain
    1. java.lang.ClassLoader.defineClass1(Native Method)
    2. java.lang.ClassLoader.defineClass(ClassLoader.java:792)
    3. java.security.SecureClassLoader.defineClass(SecureClassLoader.java:142)
    4. java.net.URLClassLoader.defineClass(URLClassLoader.java:449)
    5. java.net.URLClassLoader.access$100(URLClassLoader.java:71)
    6. java.net.URLClassLoader$1.run(URLClassLoader.java:361)
    7. java.net.URLClassLoader$1.run(URLClassLoader.java:355)
    8. java.security.AccessController.doPrivileged(Native Method)
    9. java.net.URLClassLoader.findClass(URLClassLoader.java:354)
    10. java.lang.ClassLoader.loadClass(ClassLoader.java:424)
    11. sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:308)
    12. java.lang.ClassLoader.loadClass(ClassLoader.java:357)
    13. sun.launcher.LauncherHelper.checkAndLoadMain(LauncherHelper.java:482)
    13 frames