Hi, On Fri, Sep 9, 2011 at 3:40 PM, Damon Kohler wrote: > In the output you've provided so far, diarobot.jar was not included in > the classpath. That looks suspicious to me. Is it being built? Did you > have it defined in manifest.xml as well? in fact I created the jar and copied it immediately to ~/.ros. Building the jar is enough to make the whole thing work. I added the following target to the build.xml: It might be a good idea to have something similar in the http://www.ros.org/wiki/rosjava/Build tutorial. Along with an explanation on how to run it. Thank you very much for all your help. -- Damien Cassou http://damiencassou.seasidehosting.st "Lambdas are relegated to relative obscurity until Java makes them popular by not having them." James Iry