I saved a back-up and did this:
Code:
DataModule
   ModuleName = Base Set
   IncludeFile = Base.rte/Materials.ini
   IncludeFile = Base.rte/Sounds.ini
   IncludeFile = Base.rte/Effects.ini
   IncludeFile = Base.rte/Ammo.ini
   IncludeFile = Base.rte/Devices.ini
   IncludeFile = Base.rte/Actors.ini
   IncludeFile = Base.rte/Scenes.ini
   IncludeFile = Base.rte/Activities.ini
   IncludeFile = L4D.rte/Index
EDIT: Oh god im so stupid.
But Im getting an error at startup now D: