请帮助我，我不明白如何解决此问题，我已经成功构建，但是当我按下按钮时，应用程序崩溃了，但是我检查了此按钮在.h文件中的声明
Terminating app due to uncaught exception 'NSUnknownKeyException', reason: '[<AddAddressVC 0x7fe14984cc00> setValue:forUndefinedKey:]: this class is not key value coding-compliant for the key house.'
*** First throw call stack:
(
0 CoreFoundation 0x00000001059531e6 __exceptionPreprocess + 294
1 libobjc.A.dylib 0x0000000104fe8031 objc_exception_throw + 48
2 CoreFoundation 0x00000001059530b9 -[NSException raise] + 9
3 Foundation 0x0000000104a09b47 -[NSObject(NSKeyValueCoding) setValue:forKey:] + 292
4 UIKit 0x0000000107135ec0 -[UIViewController setValue:forKey:] + 87
5 UIKit 0x0000000107423e8a -[UIRuntimeOutletConnection connect] + 109
6 CoreFoundation 0x00000001058f5e8d -[NSArray makeObjectsPerformSelector:] + 317
7 UIKit 0x0000000107422834 -[UINib instantiateWithOwner:options:] + 1856
8 UIKit 0x000000010713d0d7 -[UIViewController _loadViewFromNibNamed:bundle:] + 383
9 UIKit 0x000000010713da04 -[UIViewController loadView] + 177
10 UIKit 0x000000010713dd21 -[UIViewController loadViewIfRequired] + 175
11 UIKit 0x000000010713e574 -[UIViewController view] + 27
12 UIKit 0x000000010716fc0e -[UINavigationController _startCustomTransition:] + 945
13 UIKit 0x0000000107186582 -[UINavigationController _startDeferredTransitionIfNeeded:] + 714
14 UIKit 0x000000010718786c -[UINavigationController __viewWillLayoutSubviews] + 150
15 UIKit 0x00000001073dfd0b -[UILayoutContainerView layoutSubviews] + 231
16 UIKit 0x00000001070697a8 -[UIView(CALayerDelegate) layoutSublayersOfLayer:] + 1515
17 QuartzCore 0x0000000106bf9456 -[CALayer layoutSublayers] + 177
18 QuartzCore 0x0000000106bfd667 _ZN2CA5Layer16layout_if_neededEPNS_11TransactionE + 395
19 QuartzCore 0x0000000106b840fb _ZN2CA7Context18commit_transactionEPNS_11TransactionE + 343
20 QuartzCore 0x0000000106bb179c _ZN2CA11Transaction6commitEv + 568
21 UIKit 0x0000000106f942ef _UIApplicationFlushRunLoopCATransactionIfTooLate + 167
22 UIKit 0x00000001078f9662 __handleEventQueueInternal + 6875
23 CoreFoundation 0x00000001058f5bb1 _CFRUNLOOP_IS_CALLING_OUT_TO_A_SOURCE0_PERFORM_FUNCTION_ + 17
24 CoreFoundation 0x00000001058da4af __CFRunLoopDoSources0 + 271
25 CoreFoundation 0x00000001058d9a6f __CFRunLoopRun + 1263
26 CoreFoundation 0x00000001058d930b CFRunLoopRunSpecific + 635
27 GraphicsServices 0x000000010c8eca73 GSEventRunModal + 62
28 UIKit 0x0000000106f9a057 UIApplicationMain + 159
29 Grocery Store 0x00000001040bbb5f main + 111
30 libdyld.dylib 0x0000000109326955 start + 1
)
libc++abi.dylib: terminating with uncaught exception of type NSException