Way to fix alpha glitch everywhere?

[ratgirldingus 601]

Well, I have a bunch of surfaces, and I cannot get the alpha glitch to go away. 

It's either this on startup/switching from projects: (It's nighttime, so the purple isn't supposed to be there)

Or THIS on startup/switching from projects: 

Is there a way to get all textures normal?

 

They are all parented to the same room, all with the same settings: Blur texture, Texture filtering, and Show backfaces

[BBruce7815 2k]

set render depth 2

[ratgirldingus 601]

4 minutes ago, BBruce7815 said:

set render depth 2

Thanks, man!!