Fixed duplicate itemshops and pointshops (#4850)

src/map/npc.cpp

@@ -3429,6 +3429,8 @@ const char* npc_parse_duplicate(char* w1, char* w2, char* w3, char* w4, const ch
 		case NPCTYPE_POINTSHOP:
 		case NPCTYPE_MARKETSHOP:
 			++npc_shop;
+			safestrncpy( dnd->u.shop.pointshop_str, nd->u.shop.pointshop_str, strlen( nd->u.shop.pointshop_str ) );
+			nd->u.shop.itemshop_nameid = dnd->u.shop.itemshop_nameid;
 			nd->u.shop.shop_item = dnd->u.shop.shop_item;
 			nd->u.shop.count = dnd->u.shop.count;
 			break;