Disabling "lights" activating area's...

[Amnesiaplayer]

i searched in the engine scripts and there is nothing i can find.
but i want, that if i pick a lantern, the "light" will disappear (i have a big lightbox, and i want that the whole box will disappear, so "de activating" i tried setentityactive false but it didn't worked, and i tried this one to SetLightVisible(string& asLightName, bool abVisible);
but it doesn't work to... is this even possible and i want a Area that was inactive, will become active after picking the lantern... i think that works with the Setentityactive thing but the light my script about this:

SetEntityPlayerInteractCallback("Lantern", "BadThings", true);

void BadThings(string &in asItem, string &in asEntity)
{
SetLightVisible("Lamp", false);
}

thanks if you can help me!