Flutter - Building for iOS, but the linked and embedded framework 'App.framework' was built for iOS Simulator

Question

After updating to Catalina 10.15.4 beta with Xcode 13.4 beta, which also updated Simulator to 13.4 (921.4).

The application compiles and runs correctly on a physical

Answer 1

None of the other solutions here worked for me. In my case, the problem was fixed by searching my project for ONLY_ACTIVE_ARCH and changing them all to YES. I found my solution here:

https://developer.apple.com/forums/thread/656509