I\'m using Ubuntu 11.04 and Eclipse. I installed Xuggler succesfully, I\'ve checked the environment variables and everything related with linux in their FAQ: http://wiki.xug
I've found that even though I may have my environment variables set correctly, explicitly including the Xuggler install dir in the java.library.path when executing saves me from that problem.
i.e. java -Djava.library.path="$XUGGLE_HOME" myExecutable