i use andengine GLES1.i add andengin.jar to my program . i want add andenginephysicsbox2dextension.jar but i get force close.
my error is :
05-12 19:43:58.639: E/AndroidRuntime(11740): Caused by: java.lang.UnsatisfiedLinkError: Couldn't load andenginephysicsbox2dextension: findLibrary returned null 05-12 19:43:58.639: E/AndroidRuntime(11740): at org.anddev.andengine.extension.physics.box2d.PhysicsWorld.(PhysicsWorld.java:30)
i study this link.but i don't know what is andenginephysicsbox2dextension.so and how i use it.