Capsule collision psychics between characters

[nnpa]

          //   CollisionShape characterShape = CollisionShapeFactory.createMeshShape(moveSpatial);

    //RigidBodyControl
   // rigidControl = new RigidBodyControl(characterShape,1.5f);
    
  //  characterModel.addControl(rigidControl); 
    


            game.bulletAppState.getPhysicsSpace().add(player.characterControl);
            game.bulletAppState.getPhysicsSpace().add(player.rigidControl);

Not work