Ye that's the problem, drop that and get 2.2.1MWM, Diego's Stage 1 or my slrr(BB93 SLRR 2015) if you want to play with mods.
Unfortunately all the 2.3.0LE-based games(2.3.0LE itself, 2.3.1, byJack etc) use a custom catalog which means you wont load most of the parts from most of the mods.