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Samebug tips

  1. ,
    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    This might be caused by and outdated version of Java, SonarQube now uses Java 8 as default.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.

  2. ,
    Expert tip

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

Solutions on the web

via Jenkins JIRA by Andreas Mandel, 1 year ago
via Jenkins JIRA by Andreas Mandel, 2 years ago
via Google Groups by Steffen, 2 years ago
Bad version number in .class file
via Google Groups by Matt Raible, 2 years ago
Bad version number in .class file
via Stack Overflow by eskalera
, 2 years ago
Bad version number in .class file
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 java.net.URLClassLoader.defineClass(URLClassLoader.java:260) at java.net.URLClassLoader.access$100(URLClassLoader.java:56) at java.net.URLClassLoader$1.run(URLClassLoader.java:195) at java.security.AccessController.doPrivileged(Native Method) at java.net.URLClassLoader.findClass(URLClassLoader.java:188) at org.codehaus.plexus.classworlds.realm.ClassRealm.loadClassFromSelf(ClassRealm.java:389) at org.codehaus.plexus.classworlds.strategy.SelfFirstStrategy.loadClass(SelfFirstStrategy.java:42) at org.codehaus.plexus.classworlds.realm.ClassRealm.unsynchronizedLoadClass(ClassRealm.java:259) at org.codehaus.plexus.classworlds.realm.ClassRealm.loadClass(ClassRealm.java:242) at org.codehaus.plexus.classworlds.realm.ClassRealm.loadClass(ClassRealm.java:227) at jenkins.maven3.agent.Maven31Main.main(Maven31Main.java:138) at jenkins.maven3.agent.Maven31Main.main(Maven31Main.java:67)