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Established TCP socket on 40253 Exception in thread "main" java.lang.UnsupportedClassVersionError: hudson/remoting/Launcher has been compiled by a more recent version of the Java Runtime (class file version 55.0), this version of the Java Runtime only recognizes class file versions up to 52.0 at java.lang.ClassLoader.defineClass1(Native Method) at java.lang.ClassLoader.defineClass(ClassLoader.java:756) at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:142) at java.net.URLClassLoader.defineClass(URLClassLoader.java:473) at java.net.URLClassLoader.access$100(URLClassLoader.java:74) at java.net.URLClassLoader$1.run(URLClassLoader.java:369) at java.net.URLClassLoader$1.run(URLClassLoader.java:363) at java.security.AccessController.doPrivileged(Native Method) at java.net.URLClassLoader.findClass(URLClassLoader.java:362) at org.codehaus.plexus.classworlds.realm.ClassRealm.loadClassFromSelf(ClassRealm.java:425) at org.codehaus.plexus.classworlds.strategy.SelfFirstStrategy.loadClass(SelfFirstStrategy.java:42) at org.codehaus.plexus.classworlds.realm.ClassRealm.unsynchronizedLoadClass(ClassRealm.java:271) at org.codehaus.plexus.classworlds.realm.ClassRealm.loadClass(ClassRealm.java:247) at org.codehaus.plexus.classworlds.realm.ClassRealm.loadClass(ClassRealm.java:239) at jenkins.maven3.agent.Maven35Main.main(Maven35Main.java:136) at jenkins.maven3.agent.Maven35Main.main(Maven35Main.java:66) Established TCP socket on 40453 <===[JENKINS REMOTING CAPACITY]===> channel started Executing Maven: -B -f /var/lib/jenkins/workspace/appNG_Deploy_To_Repo/pom.xml -s /var/lib/jenkins/.m2/settings.xml -Djavax.xml.accessExternalSchema=all -Dmaven.test.skip -Dasciidoctor.skip deploy [INFO] Scanning for projects... [INFO] ------------------------------------------------------------------------ [INFO] Reactor Build Order: [INFO] [INFO] appNG Parent [pom] [INFO] appNG Tools [jar] [INFO] appNG Mail [jar] [INFO] appNG Forms [jar] [INFO] appng Formtags [jar] [INFO] appNG XML-API [jar] [INFO] appNG public API [jar] [INFO] appNG testsupport [jar] [INFO] appNG REST API [jar] [INFO] appNG Persistence-Tools [jar] [INFO] appNG Search [jar] [INFO] appNG Core Library [jar] [INFO] appNG Command Line Interface [jar] [INFO] appNG Tag Library [jar] [INFO] appNGizer JAXB API [jar] [INFO] appNGizer [jar] [INFO] appNG Application [war] [INFO] appNG application BOM [pom] [INFO] appNG Documentation [jar] [INFO] appNG Template Assembly Descriptors [jar] [INFO] appNG Template Parent [pom] [INFO] appng-application-assembly [jar] [INFO] appNG application parent [pom] [INFO] Archetype - appng-archetype-application [jar] [INFO] appNG appNGizer Maven Plugin [maven-plugin] [INFO] appNG camunda [jar] [INFO] appNG Application, including Camunda BPM process engine libraries [war] [INFO] appNG Maven Plugin [maven-plugin] [INFO] [INFO] -----------------------< org.appng:appng-parent >----------------------- [INFO] Building appNG Parent 1.26.4 [1/28] [INFO] --------------------------------[ pom ]--------------------------------- [INFO] [INFO] --- maven-source-plugin:3.0.1:jar-no-fork (default) @ appng-parent --- [INFO] [INFO] --- maven-install-plugin:2.5.2:install (default-install) @ appng-parent --- [INFO] Installing /var/lib/jenkins/workspace/appNG_Deploy_To_Repo/pom.xml to /var/lib/jenkins/.m2/repository/org/appng/appng-parent/1.26.4/appng-parent-1.26.4.pom [INFO] [INFO] --- maven-deploy-plugin:2.8.2:deploy (default-deploy) @ appng-parent --- [INFO] Uploading to appng-stable: https://appng.org/nexus/repository/appng-stable/org/appng/appng-parent/1.26.4/appng-parent-1.26.4.pom [INFO] Uploaded to appng-stable: https://appng.org/nexus/repository/appng-stable/org/appng/appng-parent/1.26.4/appng-parent-1.26.4.pom (37 kB at 58 kB/s) [INFO] Downloading from appng-stable: https://appng.org/nexus/repository/appng-stable/org/appng/appng-parent/maven-metadata.xml [INFO] Downloaded from appng-stable: https://appng.org/nexus/repository/appng-stable/org/appng/appng-parent/maven-metadata.xml (863 B at 3.3 kB/s) [INFO] Uploading to appng-stable: https://appng.org/nexus/repository/appng-stable/org/appng/appng-parent/maven-metadata.xml [INFO] Uploaded to appng-stable: https://appng.org/nexus/repository/appng-stable/org/appng/appng-parent/maven-metadata.xml (895 B at 2.0 kB/s)