CoreData问题:创建或加载应用程序保存的数据时发生错误

My CoreData Worked before when I had an entity with one attribute called test, I tried to add a new attribute in the data model and I also defined it in my data.swift file but when I launch the application, it crashes on the loading screen every time, what am I not doing right? I can provide my code as needed.My CoreData Worked before when I had an entity