java.lang.UnsupportedClassVersionError

com/google/cloud/datastore/emulator/CloudDatastore : Unsupported major.minor version 52.0

Samebug tips4

Update "latest" to Java 8 on DockerHub.

This might be caused by and outdated version of Java, SonarQube now uses Java 8 as default. You might upgrade java or use an older version of SonarQube.

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Solutions on the web4824

  • via GitHub by mziccard
    , 10 months ago
    com/google/cloud/datastore/emulator/CloudDatastore : Unsupported major.minor version 52.0
  • com/google/code/tvrenamer/view/UIStarter : Unsupported major.minor version 52.0
  • via GitHub by timchen100
    , 11 months ago
    com/google/common/util/concurrent/AtomicDouble : Unsupported major.minor version 52.0
  • Stack trace

    • java.lang.UnsupportedClassVersionError: com/google/cloud/datastore/emulator/CloudDatastore : 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)

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