java.lang.UnsupportedClassVersionError: com/typesafe/config/ConfigException : Unsupported major.minor version 52.0

tip

Update "latest" to Java 8 on DockerHub.

tip

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

tip

This might be caused by and outdated version of Java, SonarQube now uses Java 8 as default.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.

tip

If you're using intellij plugin of sonarqube, you might have to set the JAVA_HOME ambient variable manually.

You have a different solution? A short tip here would help you and many other users who saw this issue last week.

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    • java.lang.UnsupportedClassVersionError: com/typesafe/config/ConfigException : 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 play.core.server.ProdServerStart$.readServerConfigSettings(ProdServerStart.scala:81) at play.core.server.ProdServerStart$.start(ProdServerStart.scala:42) at play.core.server.ProdServerStart$.main(ProdServerStart.scala:27) at play.core.server.ProdServerStart.main(ProdServerStart.scala)

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