YYTextKeyboardManager在键盘处理上会出现以下偶现闪退，多数是ios9.3 ios10 ipad的机型

[xiaoxiaotang]

An instance 0x167d5fc0 of class UIInputSetHostView was deallocated while key value observers were still registered with it. Current observation info: <NSKeyValueObservationInfo 0x167f8e20> ( <NSKeyValueObservance 0x167f8e50: Observer: 0x167f8b90, Key path: frame, Options: <New: NO, Old: NO, Prior: NO> Context: 0x0, Property: 0x167f8e80> <NSKeyValueObservance 0x167f9650: Observer: 0x167f8b90, Key path: center, Options: <New: NO, Old: NO, Prior: NO> Context: 0x0, Property: 0x167f9680> <NSKeyValueObservance 0x167f9aa0: Observer: 0x167f8b90, Key path: bounds, Options: <New: NO, Old: NO, Prior: NO> Context: 0x0, Property: 0x167f9ad0> <NSKeyValueObservance 0x167f9e90: Observer: 0x167f8b90, Key path: transform, Options: <New: NO, Old: NO, Prior: NO> Context: 0x0, Property: 0x167f96a0> )

[xiaoxiaotang]

bugly上的堆栈信息

[tipshot]

同样的问题，同样的崩溃位置，我的都是在收起键盘的时候偶发性崩溃，概率挺高。还未解决

[yasinn]

这个怎么解决啊？