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scenes/mask/mask.gd

@@ -6,9 +6,6 @@ class_name Mask
 	set(new_resource):
 		mask_resource = new_resource
 		_on_mask_resource_changed()
-		if mask_resource == null:
-			return
-		mask_resource.changed.connect(_on_mask_resource_changed)
 		
 @onready var mask_sprite: Sprite2D = $MaskSprite
 
@@ -16,7 +13,8 @@ class_name Mask
 func _on_mask_resource_changed() -> void:
 	if mask_resource == null:
 		return
-	mask_sprite.texture = mask_resource.mask_sprite
+	if mask_sprite != null:
+		mask_sprite.texture = mask_resource.mask_sprite
 	
 # Called when the node enters the scene tree for the first time.
 func _ready() -> void: