A couple fix for a couple fails

code/modules/mob/language.dm

@@ -79,6 +79,7 @@
 	speech_verb = "sings"
 	colour = "skrell"
 	key = "z"
+	flags = WHITELISTED
 
 // Language handling.
 /mob/proc/add_language(var/language)

code/modules/mob/living/silicon/ai/ai.dm

@@ -401,8 +401,8 @@ var/list/ai_list = list()
 
 		if(target && (!istype(target, /mob/living/carbon/human) || html_decode(href_list["trackname"]) == target:get_face_name()))
 			ai_actual_track(target)
-
-		src << "\red System error. Cannot locate [html_decode(href_list["trackname"])]."
+		else // who forgot this?
+			src << "\red System error. Cannot locate [html_decode(href_list["trackname"])]."
 		return
 
 	else if (href_list["faketrack"])

code/modules/reagents/Chemistry-Reagents.dm

@@ -3925,7 +3925,7 @@ datum
 
 		ethanol/oldfashioned
 			name = "Old Fashioned"
-			id = "oldfashion"
+			id = "oldfashioned"
 			description = "That looks like from sixties"
 			color = "#2E6671"
 			boozepwr = 3

code/modules/reagents/reagent_containers/food/drinks/bottle.dm

@@ -324,7 +324,7 @@
 
 /obj/item/weapon/reagent_containers/food/drinks/bottle/guinnes
 	name = "Guinness"
-	desc = "A bottle of good old Guinnes"
+	desc = "A bottle of good old Guinness"
 	icon_state = "guinnes_bottle"
 	New()
 		..()