Program Error: Cannot read properties of null (reading '_width')

Program Error: Cannot read properties of null (reading ‘_width’)

HELP PLEASE u can only see the error in Javascript https://arcade.makecode.com/S67326-02387-81003-29766

The problem with this seems to be the 3D shooter extension. I’m not sure why, but it’s messing up your game. The game should work fine if you delete it.