I would suggest that the functionality caching the custom texture for a specific UUID should be clearing the cached data, after the player leaves a world/server.
An alternative could be to clear the cache everytime the resourcepacks have been changed/reloaded
I would suggest that the functionality caching the custom texture for a specific UUID should be clearing the cached data, after the player leaves a world/server. An alternative could be to clear the cache everytime the resourcepacks have been changed/reloaded