Well, I'd use sh -x to run the mvn command and see what on earth it's doing. It seems to have left a critical piece of the maven core out of the class path.
On Sun, Apr 10, 2011 at 11:45 AM, Jeff Eastman <[email protected]> wrote: > I've reinstalled mvn 2.2.1 and also 3.0.3. Going to each bin and running mvn > from there causes the same problem. Must be my new jdk is lost in space but > java --version works and is 1.6.0_24 > > On 4/10/11 8:41 AM, Benson Margulies wrote: >> >> Do you have a creative settings of JAVA_HOME or a ~/.m2-something? >> >> On Sun, Apr 10, 2011 at 11:35 AM, Jeff Eastman >> <[email protected]> wrote: >>> >>> Maven 2.2.1 and it has been working until recently. I installed a recent >>> Mac >>> upgrade with new jdk but java is working normally. >>> >>> >>> On 4/10/11 8:17 AM, Benson Margulies wrote: >>>> >>>> What version of maven, and how did you install it? I use maven >>>> constantly, and I don't know how to get that error except with a >>>> defective installation or a very strange setting of MAVEN_OPTS. >>>> >>>> On Sun, Apr 10, 2011 at 10:52 AM, Jeff Eastman >>>> <[email protected]> wrote: >>>>> >>>>> Trying to run mvn on my mac (after about 6 months on a Linux box at >>>>> work) >>>>> but getting this. I seem to recall getting a new Java version update a >>>>> while >>>>> back but Java works fine. Any ideas? >>>>> >>>>> >>>>> jeff-eastmans-macbook-pro:mahout jeff$ mvn >>>>> Exception in thread "main" java.lang.NoClassDefFoundError: >>>>> org/codehaus/plexus/classworlds/launcher/Launcher >>>>> Caused by: java.lang.ClassNotFoundException: >>>>> org.codehaus.plexus.classworlds.launcher.Launcher >>>>> 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) >>>>> >>>>> >>> > >
