canvas with swrevealviewcontrtoller not animating

hello I first tested canvas it worked I loved the animation then I added swrevealview controller for my menu bar and now my animation is not working

and I have down all I have changed the view to csanimation view and I have added the keys for everything

Failed to set (duration) user defined inspected property on (UILabel): [<UILabel 0x7f946de083f0> setValue:forUndefinedKey:]: this class is not key value coding-compliant for the key duration.