I am making a map for NMRiH and I want to move my entire map (basically select all and move in hammer) and whenever I do it and compile then hammer tells me an overlay is now applied to over 64 surfaces and fails to comply. I fix it and there comes another overlay, after fixing some I realized all of them are now broken and it will take me forever to fix it. Is there a way to fix the overlays once I move the entire map instead of doing 1 by 1? Once I do, can I expect any more errors when moving the entire...

I want to make my first sourcemod, i can make maps that look decent i guess but thats all, i have no idea what to do on visual studio and almost no modelling experience

I've wanted to try this version for a while now. I found it archived on GitHub, but when I try to run it, a message appears saying, “This application cannot be run on this computer.” I know it's a pretty old kit, but I wanted to know if there's any way to run it on modern operating systems....

On the source sdk base 2013 singleplayer thing, why are the only options "video stress test" "options" & "exit" why cant i get it to work?

i want to mess around with the new tf2 sdk for fun, but i can't, i got told at i just need to go on the VScode website and go to older versions but when i click on 2022 versions it doesn't show the community edition only the other ones