This is the error message:

The mod Actual Craft Time (0.5.9) caused a non-recoverable error.
Please report this error to the mod author.

Error while running event Actual_Craft_Time::on_gui_click (ID 1)
Actual_Craft_Time/control.lua:67: attempt to index global 'bltsInts' (a nil value)
stack traceback:
Actual_Craft_Time/control.lua:67: in function 'pbarTraits'
Actual_Craft_Time/control.lua:174: in function 'expandIngredients'
Actual_Craft_Time/control.lua:269: in function 'getRecipeFromEntity'
Actual_Craft_Time/control.lua:404: in function 'getRecipe'
Actual_Craft_Time/control.lua:773: in function 'changeGuiSliderButtons'
Actual_Craft_Time/control.lua:866: in function <Actual_Craft_Time/control.lua:853

Unfortunately I cannot provide a save file at the moment, as I can't access the server.