fix: screenshots

diff --git a/pmachines/app.py b/pmachines/app.py
index ebeaf8a4d0a6c75b63926bfa976cb02654a1dc00..118e74d8695989fdd3b0ddf1b3d7bb355d6ac7f4 100755 (executable)
--- a/pmachines/app.py
+++ b/pmachines/app.py
@@ -109,7 +109,7 @@ class Pmachines:
     def start(self):
         if self._args.screenshot:
             cls = [cls for cls in self.scenes if cls.__name__ == self._args.screenshot][0]
-            scene = cls(BulletWorld(), None, True, False, lambda: None, self.scenes)
+            scene = cls(BulletWorld(), None, True, False, lambda: None, self.scenes, self._pos_mgr, None, None)
             scene.screenshot()
             scene.destroy()
             exit()