Gmod tower HUD not working

when i get on gmod tower it just shows the regular hl2 hud not gmod towers and theres these weird lua errors on the side

http://www.gmodtower.org/forums/showthread.php?t=3628

Remove any dermaskins you have, whether you’re using them or not doesn’t matter, the gmod-tower coders who made the gui kinda broke it all or something stupid.