java.lang.UnsupportedClassVersionError: org/freeplane/launcher/Launcher : Unsupported major.minor version 51.0

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via Google Groups by Marcus Haebler

Update "latest" to Java 8 on DockerHub.

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This might be caused by and outdated version of Java, SonarQube now uses Java 8 as default.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

Solutions on the web

via freeplane by vlcvlc
, 1 year ago
org/freeplane/launcher/Launcher : Unsupported major.minor version 51.0
via mulesoft.org by Unknown author, 2 years ago
org/mule/module/reboot/MuleContainerBoot strap : Unsupported major.minor version 51.0
via Stack Overflow by 潘锦博
, 2 years ago
org/apache/hadoop/util/VersionInfo : Unsupported major.minor version 51.0
via Stack Overflow by Godzilla74
, 1 year ago
org/eclipse/jetty/start/Main : Unsupported major.minor version 51.0
via GitHub by miho
, 1 year ago
groovy/lang/GroovyObject : Unsupported major.minor version 51.0
via GitHub by arthursw
, 1 year ago
boot/App : Unsupported major.minor version 51.0
java.lang.UnsupportedClassVersionError: org/freeplane/launcher/Launcher : Unsupported major.minor version 51.0
at java.lang.ClassLoader.defineClass1(Native Method)
at java.lang.ClassLoader.defineClassCond(ClassLoader.java:637)
at java.lang.ClassLoader.defineClass(ClassLoader.java:621)
at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:141)
at java.net.URLClassLoader.defineClass(URLClassLoader.java:283)
at java.net.URLClassLoader.access$000(URLClassLoader.java:58)
at java.net.URLClassLoader$1.run(URLClassLoader.java:197)
at java.security.AccessController.doPrivileged(Native Method)
at java.net.URLClassLoader.findClass(URLClassLoader.java:190)
at java.lang.ClassLoader.loadClass(ClassLoader.java:306)

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