error/OSCeleton/Stickmanetic

[geFive]

I keep getting the following error message when trying to run "OSCeleton/Stickmanetic.pde"--any suggestions? I am using your latest box2d buid, latest Processing build, running the OSCeleton from my mac terminal, etc...Thanks!! ge5@nyu.edu

"Exception in thread "Animation Thread" java.lang.NoSuchMethodError: org.jbox2d.dynamics.World.(Lorg/jbox2d/common/Vec2;)V
at pbox2d.PBox2D.createWorld(PBox2D.java:107)
at pbox2d.PBox2D.createWorld(PBox2D.java:97)
at pbox2d.PBox2D.createWorld(PBox2D.java:91)
at Stickmanetic.setup(Stickmanetic.java:59)
at processing.core.PApplet.handleDraw(PApplet.java:1608)
at processing.core.PApplet.run(PApplet.java:1530)
at java.lang.Thread.run(Thread.java:680)