objc[2247]: Class _PathPoint is implemented in both /Applications/Xcode.app/Contents/Developer/Platforms/iPhoneOS.platform/Library/Developer/CoreSimulator/Profiles/Runtimes/iOS.simruntime/Contents/Resources/RuntimeRoot/System/Library/PrivateFrameworks/UIKitCore.framework/UIKitCore (0x11a0e8a78) and /Applications/Xcode.app/Contents/Developer/Platforms/iPhoneOS.platform/Library/Developer/CoreSimulator/Profiles/Runtimes/iOS.simruntime/Contents/Resources/RuntimeRoot/System/Library/PrivateFrameworks/TextInputUI.framework/TextInputUI (0x130fb08b0). One of the two will be used. Which one is undefined. objc[2247]: Class _PointQueue is implemented in both /Applications/Xcode.app/Contents/Developer/Platforms/iPhoneOS.platform/Library/Developer/CoreSimulator/Profiles/Runtimes/iOS.simruntime/Contents/Resources/RuntimeRoot/System/Library/PrivateFrameworks/UIKitCore.framework/UIKitCore (0x11a0e8a50) and /Applications/Xcode.app/Contents/Developer/Platforms/iPhoneOS.platform/Library/Developer/CoreSimulator/Profiles/Runtimes/iOS.simruntime/Contents/Resources/RuntimeRoot/System/Library/PrivateFrameworks/TextInputUI.framework/TextInputUI (0x130fb08d8). One of the two will be used. Which one is undefined.

[[UIApplication sharedApplication] canOpenURL:url] don‘t work run in iOS 15 beta and Xcode13. But it works well in iOS 15 beta and Xcode12. Delete some schemes from LSApplicationQueriesSchemes. Some schemes can work and others still can't work. It has some randomness. I don't know whether it is a system bug or a new rule.

App Tracking Transparency grayed out on my device（iOS 14.5 beta5 iPhone XR）。 This problem has always existed, from beta1 to beta5. It blocked my adaptation work for the new ATT rules.