Established TCP socket on 41258 Exception in thread "main" java.lang.UnsupportedClassVersionError: hudson/remoting/Launcher : Unsupported major.minor version 52.0 at java.lang.ClassLoader.defineClass1(Native Method) at java.lang.ClassLoader.defineClassCond(ClassLoader.java:631) at java.lang.ClassLoader.defineClass(ClassLoader.java:615) 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) at org.codehaus.classworlds.RealmClassLoader.loadClassDirect(RealmClassLoader.java:195) at org.codehaus.classworlds.DefaultClassRealm.loadClass(DefaultClassRealm.java:255) at hudson.maven.agent.Main.main(Main.java:145) at hudson.maven.agent.Main.main(Main.java:69) Established TCP socket on 39457 <===[JENKINS REMOTING CAPACITY]===>channel started Executing Maven: -B -f /home/services/jenkins/jobs/aptina/workspace/aptina/pom.xml clean install [INFO] Scanning for projects... [INFO] Reactor build order: [INFO] Aptina [INFO] Aptina Commons [INFO] Aptina Unit [INFO] Aptina Beans [INFO] Aptina Downloads WAGON_VERSION: 1.0-beta-2 [INFO] ------------------------------------------------------------------------ [INFO] Building Aptina [INFO] task-segment: [clean, install] [INFO] ------------------------------------------------------------------------ [INFO] [clean:clean] [INFO] [site:attach-descriptor] [INFO] Preparing source:jar [WARNING] Removing: jar from forked lifecycle, to prevent recursive invocation. [INFO] No goals needed for project - skipping [INFO] [source:jar {execution: source-jar}] [INFO] [install:install] [INFO] Installing /home/services/jenkins/jobs/aptina/workspace/aptina/pom.xml to /home/services/jenkins/.m2/repository/org/seasar/aptina/aptina-project/1.0.0/aptina-project-1.0.0.pom ERROR: Could not find local repository for 2.0.11