面对AppDelegate文件及以下问题是控制台中的错误消息：请帮忙解决。
顶部的错误消息是：由于未捕获的异常而导致的应用程序错误＆＃39; NSInvalidArgumentException＆＃39;，原因：＆＃39; - [UIViewController tableView：numberOfRowsInSection：]：无法识别的选择器发送到实例
2017-09-10 11:53:40.877 Shop[5095:938768] *** Terminating app due to uncaught exception 'NSInvalidArgumentException', reason: '-[UIViewController tableView:numberOfRowsInSection:]: unrecognized selector sent to instance 0x7fde84c1d070'
*** First throw call stack:
(
0 CoreFoundation 0x000000010a546b0b __exceptionPreprocess + 171
1 libobjc.A.dylib 0x0000000109fab141 objc_exception_throw + 48
2 CoreFoundation 0x000000010a5b6134 -[NSObject(NSObject) doesNotRecognizeSelector:] + 132
3 CoreFoundation 0x000000010a4cd840 ___forwarding___ + 1024
4 CoreFoundation 0x000000010a4cd3b8 _CF_forwarding_prep_0 + 120
5 UIKit 0x0000000106c49dbb -[UITableView _numberOfRowsInSection:] + 57
6 UIKit 0x0000000106e80176 -[UISectionRowData refreshWithSection:tableView:tableViewRowData:] + 2344
7 UIKit 0x0000000106e86069 -[UITableViewRowData rectForFooterInSection:heightCanBeGuessed:] + 508
8 UIKit 0x0000000106e861d1 -[UITableViewRowData heightForTable] + 61
9 UIKit 0x0000000106c0cdb7 -[UITableView _updateContentSize] + 372
10 UIKit 0x0000000106c34baf -[UITableView _rebuildGeometry] + 40
11 UIKit 0x0000000106c32bf4 -[UITableView didMoveToWindow] + 145
12 UIKit 0x0000000106b90f01 -[UIView(Internal) _didMoveFromWindow:toWindow:] + 1737
13 UIKit 0x0000000106ba7fc1 -[UIScrollView _didMoveFromWindow:toWindow:] + 84
14 UIKit 0x0000000106b90b43 -[UIView(Internal) _didMoveFromWindow:toWindow:] + 779
15 UIKit 0x0000000106b90b43 -[UIView(Internal) _didMoveFromWindow:toWindow:] + 779
16 UIKit 0x0000000106b83b96 __45-[UIView(Hierarchy) _postMovedFromSuperview:]_block_invoke + 151
17 UIKit 0x0000000106b83a7d -[UIView(Hierarchy) _postMovedFromSuperview:] + 828
18 UIKit 0x0000000106b93a0a -[UIView(Internal) _addSubview:positioned:relativeTo:] + 1927
19 UIKit 0x0000000106b81cf8 -[UIView(Hierarchy) addSubview:] + 838
20 UIKit 0x0000000106f8ecad -[UINavigationTransitionView transition:fromView:toView:] + 616
21 UIKit 0x0000000106cb7521 -[UINavigationController _startTransition:fromViewController:toViewController:] + 3301
22 UIKit 0x0000000106cb7a03 -[UINavigationController _startDeferredTransitionIfNeeded:] + 843
23 UIKit 0x0000000106cb8b41 -[UINavigationController __viewWillLayoutSubviews] + 58
24 UIKit 0x0000000106eaa60c -[UILayoutContainerView layoutSubviews] + 231
25 UIKit 0x0000000106b9755b -[UIView(CALayerDelegate) layoutSublayersOfLayer:] + 1268
26 QuartzCore 0x000000010e8b1904 -[CALayer layoutSublayers] + 146
27 QuartzCore 0x000000010e8a5526 _ZN2CA5Layer16layout_if_neededEPNS_11TransactionE + 370
28 QuartzCore 0x000000010e8a53a0 _ZN2CA5Layer28layout_and_display_if_neededEPNS_11TransactionE + 24
29 QuartzCore 0x000000010e834e92 _ZN2CA7Context18commit_transactionEPNS_11TransactionE + 294
30 QuartzCore 0x000000010e861130 _ZN2CA11Transaction6commitEv + 468
31 QuartzCore 0x000000010e861b37 _ZN2CA11Transaction17observer_callbackEP19__CFRunLoopObservermPv + 115
32 CoreFoundation 0x000000010a4ec717 __CFRUNLOOP_IS_CALLING_OUT_TO_AN_OBSERVER_CALLBACK_FUNCTION__ + 23
33 CoreFoundation 0x000000010a4ec687 __CFRunLoopDoObservers + 391
34 CoreFoundation 0x000000010a4d1038 CFRunLoopRunSpecific + 440
35 UIKit 0x0000000106ace08f -[UIApplication _run] + 468
36 UIKit 0x0000000106ad4134 UIApplicationMain + 159
37 Shop 0x00000001058c7d07 main + 55
38 libdyld.dylib 0x000000010cb0565d start + 1
)
libc++abi.dylib: terminating with uncaught exception of type NSException