@MobileTen it is a standard code for App. The line 10 is @main. I could not format it, so here is the almost full code. @main struct ProbabilityDistributionsApp: App { var body: some Scene { WindowGroup { ContentView() } } }

Thank @julia_brockovich for a great suggestion. I also filed a feedback.

Hi @minopham, Have you figure out the root cause cause we're also having the same issue (https://developer.apple.com/forums/thread/730047 )?