Hi i been playing with hotmod a mod for gate of hell with the Fps mod and really love it but run into a problem, can anyone help me with this problem?

https://images.steamusercontent.com/ugc/9223829305566008345/B767EC6F1195F902AC4A3F9189EFCF0B13C33A76/

i been only using the 1."hotmod" and 2."BFPV only" and 3."bfpv_hot_west81" and work find but then i started adding more mod like the "West 81" and "Millennium red of the world" so it been giving the error.
thank you.