This class was not key value coding-compliant for the key * * *

"Height" is a stroyboard inside a control connected to the outlet, this height has been deleted or renamed, the following error will appear??

2015-06-14 01:44:29.560 lovefinder[2452:715221] * * * terminating app due to uncaught exception ' Nsunknownkeyexception ', re Ason: ' [<lovefinder.viewcontroller 0x7f858349e370> Setvalue:forundefinedkey:]: This class was not key value Coding-compliant for the key height. '

First throw Call stack:

(

0 corefoundation 0x00000001074f8c65 __exceptionpreprocess + 165

1 LIBOBJC. A.dylib 0x0000000109063bb7 Objc_exception_throw + 45

2 corefoundation 0x00000001074f88a9-[nsexception raise] + 9

3 Foundation 0x0000000107916b53-[nsobject (nskeyvaluecoding) Setvalue:forkey:] + 259

4 corefoundation 0X0000000107440D50-[nsarray makeobjectsperformselector:] + 224

5 UIKit 0x000000010806f52b-[uinib instantiatewithowner:options:] + 1506

6 UIKit 0x0000000107ec7718-[uiviewcontroller _loadviewfromnibnamed:bundle:] + 242

7 UIKit 0x0000000107ec7d08-[uiviewcontroller Loadview] + 109

8 UIKit 0x0000000107ec7f79-[uiviewcontroller loadviewifrequired] + 75

9 UIKit 0x0000000107ec840e-[uiviewcontroller View] + 27

Ten UIKit 0x0000000107de32c9-[uiwindow addrootviewcontrollerviewifpossible] + 58

One UIKit 0x0000000107de368f-[uiwindow _sethidden:forced:] + 247

UIKit 0x0000000107defe21-[uiwindow Makekeyandvisible] + 42

UIKit 0x0000000107d93457-[uiapplication _callinitializationdelegatesformainscene:transi Tioncontext:] + 2732

UIKit 0x0000000107d961de-[uiapplication _runwithmainscene:transitioncontext:completion: ] + 1349

UIKit 0x0000000107d950d5-[uiapplication workspacedidendtransaction:] + 179

Frontboardservices 0x000000010ab735e5 __31-[fbsserialqueue performasync:]_block_invoke_2 + 21

Corefoundation 0x000000010742c41c __cfrunloop_is_calling_out_to_a_block__ + 12

Corefoundation 0x0000000107422165 __cfrunloopdoblocks + 341

Corefoundation 0x0000000107421f25 __cfrunlooprun + 2389

Corefoundation 0x0000000107421366 cfrunlooprunspecific + 470

UIKit 0x0000000107d94b42-[uiapplication _run] + 413

UIKit 0x0000000107d97900 Uiapplicationmain + 1282

Lovefinder 0x00000001073050b7 main + 135

Libdyld.dylib 0x00000001097bb145 start + 1

??? 0x0000000000000001 0x0 + 1

)

Libc++abi.dylib: terminating with uncaught exception of type NSException

Workaround: Remove the connection

Open the storyboard file, locate the corresponding control, hold control click on the space pop-up horizontal slider panel, find the corresponding property to delete

This class was not key value coding-compliant for the key * * *