Fix crash

actions/actions.lua

@@ -649,7 +649,7 @@ function npc.actions.use_openable(self, args)
 	local node = minetest.get_node(pos)
 	local state = npc.actions.get_openable_node_state(node, pos, dir)
 
-	local clicker = self.object
+	local clicker = self.object.npc_name
 	if action ~= state then
 		minetest.registered_nodes[node.name].on_rightclick(pos, node, clicker, nil, nil)
 	end
@@ -1192,4 +1192,4 @@ function npc.actions.walk_to_pos(self, args)
 			self.object:moveto({x=end_pos.x, y=end_pos.y+1, z=end_pos.z})
 		end
 	end
-end
+end

actions/places.lua

@@ -259,6 +259,7 @@ function npc.places.find_unused_place(self, place_category, place_type, original
 				return alternative_places[i]
 			end
 		end
+		--result = original_place
 	else
 		result = original_place
 	end