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Samebug tips

  1. ,
    via Google Groups by Marcus Haebler

    Update "latest" to Java 8 on DockerHub.

  2. ,
    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    This might be caused by and outdated version of Java, SonarQube now uses Java 8 as default.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 Jenkins JIRA by Jean-Baptiste Lièvremont, 1 year ago
via Jenkins JIRA by Jean-Baptiste Lièvremont, 1 year ago
via atlassian.com by Unknown author, 2 years ago
via Stack Overflow by Dani
, 2 years ago
via Coderanch by Shashank Sharma, 1 year ago
Bad version number in .class file
via Oracle Community by 1001448, 1 year ago
java.lang.UnsupportedClassVersionError: Bad version number in .class file	at java.lang.ClassLoader.defineClass1(Native Method)	at java.lang.ClassLoader.defineClass(ClassLoader.java:621)	at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:124)	at org.apache.catalina.loader.WebappClassLoader.findClassInternal(WebappClassLoader.java:1853)	at org.apache.catalina.loader.WebappClassLoader.findClass(WebappClassLoader.java:875)	at org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1330)	at org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1209)	at java.lang.ClassLoader.loadClassInternal(ClassLoader.java:320)	at hudson.DNSMultiCast.(DNSMultiCast.java:26)	at hudson.model.Hudson.(Hudson.java:691)	at hudson.model.Hudson.(Hudson.java:605)	at hudson.WebAppMain$2.run(WebAppMain.java:221)