Furniture Store Undef Bug

game/overworld-town/loc-shop/furniture.twee

@@ -322,7 +322,7 @@ You approach the paperhangings corner. Samples of pre-made posters and wallpaper
 				<<if $money gte $_cost>>
 					<<capture $_key $_furnishing $_cost>>
 						<<link [["£" + $_cost/100|Furniture Shop Catalogue]]>>
-							<<if ($_furnishing.tier or 0) lt ($currentFurnishing.tier or 0)>>
+							<<if ($_furnishing.tier or 0) lt (nullable($currentFurnishing).tier or 0)>>
 								<<set $furnitureDowngrade to {
 									key: $_key,
 									cost: $_cost,
@@ -371,4 +371,4 @@ You approach the paperhangings corner. Samples of pre-made posters and wallpaper
 		<<run Furniture.wardrobeUpdate()>>
 		<<unset $furnitureDowngrade>>
 	<</link>>
-<</widget>>
\ No newline at end of file
+<</widget>>