What sub-mods do you have ? if u don't have any can u upload for me you'r export_descr_buildings and export_descr_unit From you'r Data folder and the descr_strat From the Medieval II Total War\mods\Call_of_Warhammer\data\world\maps\campaign\imperial_campaign
I will make Version for you and maiby most of the PPL on forum - maiby i have some sub mod but as i know i have only English voinces and the Epic music mod.