[INITIALIZATION][CLIENT][ERROR] [crafttweaker]: Error executing {[0:crafttweaker]: Stages\2_two\Staging_items.zs}: null
java.lang.NullPointerException
    at Stages\2_two\Staging_items.__script__(Stages\2_two\Staging_items.zs:60)
    at __ZenMain__.run(Stages\2_two\Staging_items)
    at crafttweaker.runtime.CrTTweaker.loadScript(CrTTweaker.java:225)
    at crafttweaker.runtime.CrTTweaker.loadScript(CrTTweaker.java:105)
    at crafttweaker.mc1120.events.CommonEventHandler.registerRecipes(CommonEventHandler.java:69)
    at net.minecraftforge.fml.common.eventhandler.ASMEventHandler_898_CommonEventHandler_registerRecipes_Register.invoke(.dynamic)
    at net.minecraftforge.fml.common.eventhandler.ASMEventHandler.invoke(ASMEventHandler.java:90)
    at net.minecraftforge.fml.common.eventhandler.EventBus$1.invoke(EventBus.java:144)
    at net.minecraftforge.fml.common.eventhandler.EventBus.post(EventBus.java:182)
    at net.minecraftforge.registries.GameData.fireRegistryEvents(GameData.java:857)
    at net.minecraftforge.common.crafting.CraftingHelper.loadRecipes(CraftingHelper.java:629)
    at net.minecraftforge.fml.common.Loader.initializeMods(Loader.java:742)
    at net.minecraftforge.fml.client.FMLClientHandler.finishMinecraftLoading(FMLClientHandler.java:336)
    at net.minecraft.client.Minecraft.func_71384_a(Minecraft.java:535)
    at net.minecraft.client.Minecraft.func_99999_d(Minecraft.java:378)
    at net.minecraft.client.main.Main.main(SourceFile:123)
    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
    at java.lang.reflect.Method.invoke(Unknown Source)
    at net.minecraft.launchwrapper.Launch.launch(Launch.java:135)
    at net.minecraft.launchwrapper.Launch.main(Launch.java:28)



Script to the error:


import crafttweaker.item.IItemStack;
import crafttweaker.oredict.IOreDict;
import crafttweaker.oredict.IOreDictEntry;
import crafttweaker.mods.ILoadedMods;
import crafttweaker.mods.IMod;
import mods.zenstages.Stage;
import mods.zenstages.ZenStager;


var STAGE = STAGES.two;

var mods_to_be_staged as string[] = [
  "deepmoblearning",
  "endrio",
  "tp",
  "weirdinggadget",
  "solarflux",
  "enderstorage",
  "enderutilities",
  "elevatorid",
  "tcomplement",
  "charset",
  "buildinggadgets",
  "bonsaitrees",
  "torchmaster"
];

for items in loadedMods["deepmoblearning"].items {
  mods.ItemStages.addItemStage(STAGE, items);
  mods.recipestages.Recipes.setRecipeStage(STAGE, items);
}

for items in loadedMods["enderio"].items {
  mods.ItemStages.addItemStage(STAGE, items);
  mods.recipestages.Recipes.setRecipeStage(STAGE, items);
}

for items in loadedMods["tp"].items {
  mods.ItemStages.addItemStage(STAGE, items);
  mods.recipestages.Recipes.setRecipeStage(STAGE, items);
}

for items in loadedMods["weirdinggadget"].items {
  mods.ItemStages.addItemStage(STAGE, items);
  mods.recipestages.Recipes.setRecipeStage(STAGE, items);
}

for items in loadedMods["enderstorage"].items {
  mods.ItemStages.addItemStage(STAGE, items);
  mods.recipestages.Recipes.setRecipeStage(STAGE, items);
}

for items in loadedMods["tcomplement"].items {
  mods.ItemStages.addItemStage(STAGE, items);
  mods.recipestages.Recipes.setRecipeStage(STAGE, items);
}


for modzz in mods_to_be_staged {
    for items in loadedMods[modzz].items { //<-----ERROR HERE
        mods.ItemStages.addItemStage(STAGE, items);
        mods.recipestages.Recipes.setRecipeStage(STAGE, items);
    }
}