This video might help. We take no credit to what you decide to use with this information. Goodluck, POP STAR
I use this because I don't have CSS, I can say that it works great. No errors or textures, no bugs with weopons. The site also have all the other Source games like Half Life and HL ep 1 and 2 if you're missing that too.
Bear, if you have CSS all you need to do is enable it in the menu. In the gmod main menu there is a little controller in the bottom right. Click that and then enable CSS.
You are a lifesaver. THANK YOU. Now i dont have to pay $100 worth of steam games and lose alot of storage.
-Bunp for new players saw some complain today about missing textures and they couldn't find on forums Fix if you got crotch guns is to delete any Ttt gun Related addon and restart gmod ofcourse download the css content from that video.