Xcode code 201 errors running on simulator

Question

I changed my app name then try to run app on simulator it shows 201 errors. But it is working fine on all iPhone devices.

error show in above image.

below image is my build architecture setting

Answer 1

If you have not changed the app name properly, then it would show an error because app name is using throughout your project.

Do one thing, Create a new project and copy all classes and assets to it and built it, check. Might help you.