This happens when a server you join is incorrectly using old unbox materials in their content packs - uninstalling all of your addons & cache then rejoining aether fresh will fix this.

i'm assuming this is a my-end issue but i really need help solving this lol

The Bug You're Experiencing: cases/crates have no unique texture or appearance, all just default Can you reproduce the bug, if so, how?: i haven't seen heard of this happening to anyone other than me, so i don't know how it can be reproduced Examples of the bug (images, videos): below

+1  I've seen them active a lot and haven't had a bad interaction with them They seem to be chill and staff worthy

+1, pretty chill and active player. As long as there aren't any crazy warnings or situations that happen between now and then I don't see any reason you shouldn't get a chance