Same problem here and had this problem also with SwiftUI view modifier .manageSubscriptionsSheet(isPresented: self.$showManageSubscriptions) Any workaround ?

Hi ! I've exactly the same problem with my app on macOS (M1): app crashes when opening Mac AppStore URL: UIApplication.shared.open(url, options: options) Here is the trace : *** Assertion failure in -[UINSUIKitBackgroundingController _updateAppWideBackgroundStateSlammingNotifyingDelegate:], UINSUIKitBackgroundingController.m:382 [General] An uncaught exception was raised [General] -[UINSUIKitBackgroundingController _updateAppWideBackgroundStateSlammingNotifyingDelegate:]: Called off the main thread. [General] ( 0   CoreFoundation                      0x000000019d2b9198 __exceptionPreprocess + 240 1   libobjc.A.dylib                     0x000000019d003e04 objc_exception_throw + 60 2   Foundation                          0x000000019e1efea8 -[NSCalendarDate initWithCoder:] + 0 3   UIKitMacHelper                      0x00000001b2b55c14 -[UINSUIKitBackgroundingController _updateAppWideBackgroundStateSlammingNotifyingDelegate:] + 504 4   UIKitMacHelper                      0x00000001b2b53fe4 -[UINSUIKitBackgroundingController transitionUIAppThroughBackgroundStateIfNecessary] + 144 5   UIKitMacHelper                      0x00000001b2b277ec -[UINSApplicationLifecycleController transitionAppThroughBackgroundState] + 308 6   UIKitMacHelper                      0x00000001b2b0d584 -[UINSApplicationDelegate _toggleAppForegroundStateIfAppStoreURL:] + 276- 7   UIKitMacHelper                      0x00000001b2b0d9bc __54-[UINSApplicationDelegate openURL:options:completion:]_block_invoke_2 + 196 8   AppKit                              0x00000001a0660dd8 _NSWorkspaceHandleLSOpenResult + 164 9   LaunchServices                      0x000000019d845f10 _Z24_LSFireCompletionHandlerU13block_pointerFvPK7__LSASNhP9__CFErrorEP5NSURLS7_P12NSDictionaryIP8NSStringP11objc_objectESC_bP7NSError + 200 10  LaunchServices                      0x000000019d848b80 _ZL28_LSOpenAsyncCommonDispatchedP11objc_objectP7NSArrayIP5NSURLES3_S0_P12NSDictionaryIP8NSStringS0_EPU32objcproto21OS_dispatch_semaphore8NSObjectU13block_pointerFvPK7__LSASNhP9__CFErrorE + 5732 11  libdispatch.dylib                   0x0000000106f60804 _dispatch_call_block_and_release + 32 12  libdispatch.dylib                   0x0000000106f623a8 _dispatch_client_callout + 20 13  libdispatch.dylib                   0x0000000106f6b778 _dispatch_lane_serial_drain + 980 14  libdispatch.dylib                   0x0000000106f6c814 _dispatch_lane_invoke + 492 15  libdispatch.dylib                   0x0000000106f7c0c8 _dispatch_workloop_worker_thread + 1232 16  libsystem_pthread.dylib             0x0000000106aaff84 _pthread_wqthread + 288 17  libsystem_pthread.dylib             0x0000000106ab7a9c start_wqthread + 8 ) Any clue about it ? The call is made on the main thread Thanks for your help Jeremie

Hello Quinn ! I've just sent you the .IPS file via email as you've asked a few messages before mine. Thanks for your help Have a good day Jeremie (Sambot from Jay&Jay)

Thanks a lot for your help Quinn Just opened a bug report with bug number: FB10293101 Have a nice day Jeremie