User blog comment:Viper 121/Love By the Blade/@comment-71.234.211.223-20130210034544/@comment-72.135.12.239-20130224184514

I had the same problem till I restored the original nscript.dat. The one provided with the Cecil mod is incompatible with several mods, apparently. Just switch it back when you want to play the Cecil mods again.

Hope this helps