help plez werd map glitch

[xxgodsunxx]

help plez werd map glitch
this is in hammer
i am re makeing downtown map
and this happend WARNING URL TO A PIC

Url [url]https://imgur.com/a/IOE41[/url]

plz help

[highlight](User was banned for this post ("plz yse r3ak words." - UncleJimmema))[/highlight]

[Humin]

You are looking out into the void without a skybox texture within your screenspace. Cover parts of the map that you would otherwise use nodraw for with the skybox texture.