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Questions tagged [xcode12beta6]

12 questions
109
votes
14 answers

Xcode throws 'atomic_notify_one' is unavailable

I installed Xcode 12 on my Mac, tried building my react native app that runs perfectly on android, and get 'atomic_notify_one' is unavailable. This is the most information I get from the error.
Marvelous Ikechi
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6
votes
4 answers

Getting error code -10670 when running a Mac Catalyst app in Xcode

I am developing an app for iOS and also using Mac Catalyst to run on my Mac. The app runs fine on my iPhone but always shows an error on Catalyst. The code used to run fine before updating to Big Sur Beta 6 from Beta 5. Here's a screenshot of the…
MysteryCoder456
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2
votes
0 answers

Xcode 12 beta 6 cannot find my SPM architecture

I'm trying to load my app with the new xcode 12 beta 6 and i'm getting the following. Could not find module 'MySwiftPackage' for target 'arm64-apple-ios-simulator'; found: x86_64-apple-ios-simulator, x86_64 As you can see, I have created an SPM…
Nimrod Shai
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1
vote
0 answers

finding master view controller in xcode 12 beta

I was attempting to create a master detail application. With the older Xcode versions this was possible for me. But with the Xcode 12 beta, I was unable to find anything but Application, Game, document app, swift package, In-app purchase content,…
Danny
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1
vote
1 answer

SwiftUI: Multiplatform app swiftui unexpected platform condition

I'm trying to implement a list in a Multiplatform implementation here is my implementation: struct ContentView: View { var body: some View { List { Section(header: Text("Header"), footer: Text("Footer")){ …
user2924482
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1
vote
1 answer

Xcode 12 Beta 6: 'AppDelegate' has different definitions in different modules

On launching my existing project with Xcode 12 Beta 6 - it does not allow to compile saying: AST Deserialization Issue: 'AppDelegate' has different definitions in different modules; first difference is defined here found 2 referenced…
BaSha
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1
vote
0 answers

iPhone Simulator is constantly crashing

I'm running the latest macOS 11 beta (20A5364e) and Xcode 12b6 (20A5364e). When starting the Simulator it constantly crashes every 10-20s. Independent if an app is running or simply the Home Screen is shown. Anyone else/ Any known fixes?
benrudhart
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1
vote
1 answer

How can I break up the expression in my Swift UI code into distinct sub-expressions?

How do I group my code to solve the error, "The compiler is unable to type-check this expression in reasonable time; try breaking up the expression into distinct sub-expressions" I have tried all other methods on Stack overflow, but they only…
Rosalie Dil
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1
vote
1 answer

Why is SwiftUI presented view displayed incorrectly?

I've created a SwiftUI "multiplatform" (iOS and macOS) app from the Xcode 12 beta 6 (12A8189n) app template. My issue is that one of my views, AnotherView, is displaying incorrectly. Here's a gif showing the problem. Notice that AnotherView displays…
Daniel
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1
vote
1 answer

Incompatible block pointer types sending 'id issue with ViperMcFlurry

I was using ViperMcFlurry in my project without a problem for years and with XCode 12 beta 6 it returns me in Incompatible block pointer types sending error. I have tried various ways to fix it but no chance. It returns Incompatible block pointer…
birdcage
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0
votes
1 answer

SwiftUI List crashes when removing a selected item

I have a severe problem with the SwiftUI List view in Xcode 12 (beta) (MacOS App). When a List item, which is selected, is removed, the List crashes every time. "[General] Row 2 out of row range [0-1] for rowViewAtRow:createIfNeeded:" Looks like a…
ikemuc
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0
votes
0 answers

SwiftUI @ViewBuilder issue in Xcode 12 fails to compile project in View extension

Hi I am facing an issue in project/build compilation in Xcode 12 Beta 1-6 (SwiftUI 2.0), In scenario, Having Custom modifier in View extension. extension View { public func alert(isPresented: Binding, @ViewBuilder _ alert: () ->…
Nasir
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