Hi Kristian, I was also getting the following error Exception in thread "Thread-7" java.lang.LinkageError: org.codehaus.plexus.util.IOUtil at java.lang.ClassLoader.defineClassImpl(Native Method) at java.lang.ClassLoader.defineClass(ClassLoader.java:364) at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:154) at java.net.URLClassLoader.defineClass(URLClassLoader.java:777) at java.net.URLClassLoader.access$400(URLClassLoader.java:96) at java.net.URLClassLoader$ClassFinder.run(URLClassLoader.java:1225) at java.security.AccessController.doPrivileged(AccessController.java:366) at java.net.URLClassLoader.findClass(URLClassLoader.java:660) 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:235) at org.codehaus.plexus.classworlds.realm.ClassRealm.loadClass(ClassRealm.java:227) at org.codehaus.plexus.util.cli.StreamPumper.run(StreamPumper.java:159)
I am using maven 3.1.1 and IBM JDK 1.7.1. I replaced maven-3.1.1/boot/plexus-classworlds-2.5.1.jar with maven-3.0.5/boot/plexus-classworlds-2.4.jar ran few builds and there are no issues. FYI Sachi -- View this message in context: http://maven.40175.n5.nabble.com/Upgrade-to-3-1-1-causes-problems-tp5776875p5792944.html Sent from the Maven - Users mailing list archive at Nabble.com. --------------------------------------------------------------------- To unsubscribe, e-mail: users-unsubscr...@maven.apache.org For additional commands, e-mail: users-h...@maven.apache.org