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Auke van Leeuwen commented on JENKINS-8587: ------------------------------------------- I had the same issue, after much trial and error I found what was causing this: an extra space between the system properties I was passing. {noformat}-Darg1=value1 -Darg2=value2{noformat} fails {noformat}-Darg1=value1 -Darg2=value2{noformat} works > Exception in thread "main" java.lang.NoClassDefFoundError > --------------------------------------------------------- > > Key: JENKINS-8587 > URL: https://issues.jenkins-ci.org/browse/JENKINS-8587 > Project: Jenkins > Issue Type: Bug > Components: sbt > Affects Versions: current > Reporter: uzilan > Assignee: uzilan > Fix For: current > > Attachments: sbt-hudson-console-log.txt > > > (Copied from https://github.com/hudson/sbt-plugin/issues#issue/1) > I'm having problems running sbt from Hudson 1.395. Console output says: > [workspace] $ /usr/lib/jvm/java-6-sun-1.6.0.22/bin/java > -Dsbt.log.noformat=true -jar > /home/matt/Downloads/local-root/bin/sbt-launch-0.7.4.jar clean update compile > test Exception in thread "main" java.lang.NoClassDefFoundError: > Caused by: java.lang.ClassNotFoundException: > at java.net.URLClassLoader$1.run(URLClassLoader.java:202) > at java.security.AccessController.doPrivileged(Native Method) > at java.net.URLClassLoader.findClass(URLClassLoader.java:190) > at java.lang.ClassLoader.loadClass(ClassLoader.java:307) > at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:301) > at java.lang.ClassLoader.loadClass(ClassLoader.java:248) > Could not find the main class: . Program will exit. > Finished: FAILURE > Running the same sbt command at the shell works fine, however. (Let me know > if I can provide other relevant info.) -- This message is automatically generated by JIRA. If you think it was sent incorrectly, please contact your JIRA administrators: https://issues.jenkins-ci.org/secure/ContactAdministrators!default.jspa For more information on JIRA, see: http://www.atlassian.com/software/jira