In third-party keyboard app, the app is crashed when call [[UIInputViewController textDocumentProxy] keyboardAppearance].
- Environment)
iOS 26
- crash dump call stack
Thread 0 Crashed: 0 libobjc.A.dylib 0x0000000198433008 objc_msgSend + 8
1 UIKitCore 0x00000001a1cea570 -[_UITextDocumentInterface _controllerState] + 68
2 UIKitCore 0x00000001a1ceaef0 -[_UITextDocumentInterface documentIdentifier] + 20
3 ThirtPartyKeyboardApp 0x0000000104aad190 -[NKBKeyboardViewController _updateThemeCenterAppearanceModeIfNeeds] + 56 (NKBKeyboardViewController.m:164)