java.lang.UnsupportedClassVersionError: (javax/faces/render/RenderKit) bad major version at offset=6

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This might be caused by and outdated version of Java, SonarQube now uses Java 8 as default.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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If you're using intellij plugin of sonarqube, you might have to set the JAVA_HOME ambient variable manually.

Solutions on the web

via Icesoft by ycho, 1 year ago
(javax/faces/render/RenderKit) bad major version at offset=6
via Stack Overflow by user1994694
, 2 years ago
(org/apache/maven/cli/MavenCli) bad major version at offset=6
via Coderanch by Suraj Jadhav, 6 months ago
JVMCFRE003 bad major version; class=com/..., offset=6
via nabble.com by Unknown author, 1 year ago
(com/sun/org/apache/xerces/internal/dom/ElementNSImpl) bad major version at offset=6
via Google Groups by user1252271 via StackOverflow, 1 month ago
JVMCFRE003 ba d major version; class=com/google/appengine/tools/admin/AppCfg, offset=6
via flexjson by charliehubbard
, 1 year ago
(flexjson/JSONSerializer) bad major version at offset=6
java.lang.UnsupportedClassVersionError: (javax/faces/render/RenderKit) bad major version at offset=6
at java.lang.ClassLoader.defineClassImpl(Native Method)
at java.lang.ClassLoader.defineClass(ClassLoader.java:211)
at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:147)
at java.net.URLClassLoader.defineClass(URLClassLoader.java:475)
at java.net.URLClassLoader.access$500(URLClassLoader.java:109)
at java.net.URLClassLoader$ClassFinder.run(URLClassLoader.java:848)
at java.security.AccessController.doPrivileged(AccessController.java:233)
at java.net.URLClassLoader.findClass(URLClassLoader.java:371)
at com.ibm.ws.bootstrap.ExtClassLoader.findClass(ExtClassLoader.java:106)
at java.lang.ClassLoader.loadClass(ClassLoader.java:601)
at java.lang.ClassLoader.loadClass(ClassLoader.java:560)
at java.lang.Class.verifyImpl(Native Method)
at java.lang.Class.verify(Class.java:241)
at java.lang.Class.initialize(Class.java:304)
at com.ibm.ws.jsf.extprocessor.JSFExtensionFactory.(JSFExtensionFactory.java:42)
at com.ibm.ws.jsf.extprocessor.JSFComponentImpl.start(JSFComponentImpl.java:34)
at com.ibm.ws.runtime.component.ContainerImpl.startComponents(ContainerImpl.java:820)
at com.ibm.ws.runtime.component.WebContainerImpl.start(WebContainerImpl.java:139)
at com.ibm.ws.runtime.component.ContainerImpl.startComponents(ContainerImpl.java:820)
at com.ibm.ws.runtime.component.ContainerImpl.start(ContainerImpl.java:649)
at com.ibm.ws.runtime.component.ApplicationServerImpl.start(ApplicationServerImpl.java:149)
at com.ibm.ws.runtime.component.ContainerImpl.startComponents(ContainerImpl.java:820)
at com.ibm.ws.runtime.component.ContainerImpl.start(ContainerImpl.java:649)
at com.ibm.ws.runtime.WsServerImpl.bootServerContainer(WsServerImpl.java:187)
at com.ibm.ws.runtime.WsServerImpl.start(WsServerImpl.java:133)
at com.ibm.ws.runtime.WsServerImpl.main(WsServerImpl.java:387)
at com.ibm.ws.runtime.WsServer.main(WsServer.java:53)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:85)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:58)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:60)
at java.lang.reflect.Method.invoke(Method.java:391)
at com.ibm.ws.bootstrap.WSLauncher.run(WSLauncher.java:219)
at java.lang.Thread.run(Thread.java:816)

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