Update env.py

env.py

@@ -83,7 +83,7 @@ class RoboCasaEnv(RoboCasaGymEnv):
             camera_names=camera_name,
             camera_widths=observation_width,
             camera_heights=observation_height,
-            render_mode=render_mode,
+            enable_render=(render_mode is not None),
             split=split,
             **kwargs
         )