在9.0 系统下必挂

[clintzhu]

jzNavigation 版本 2.0
系统 ios9.3.5
crash代码:- (UIView *)jz_backgroundView {
return [self valueForKeyPath:@"_backgroundView._backgroundEffectView"];
}

crash 信息
Trapped uncaught exception 'NSUnknownKeyException', reason: '[<_UINavigationBarBackground 0x17d12a90> valueForUndefinedKey:]: this class is not key value coding-compliant for the key _backgroundEffectView.'
(
0 CoreFoundation 0x23ab1b23 + 150
1 libobjc.A.dylib 0x2326edff objc_exception_throw + 38
2 CoreFoundation 0x23ab1815 + 0
3 Foundation 0x242ab89f + 266
4 Foundation 0x2420ceb1 + 224
5 Foundation 0x2420cdc5 + 296
6 Foundation 0x2420cd91 + 244
7 JZNavigationExtension 0x00a27fa9 -[UINavigationBar(JZExtension) jz_backgroundView] + 50
8 JZNavigationExtension 0x00a27dd9 -[UINavigationBar(JZExtension) pointInside:withEvent:] + 72
9 UIKit 0x280cd2f5 + 308
10 UIKit 0x2823b7bd + 56
11 UIKit 0x28398245 + 64
12 UIKit 0x280cd925 + 160
13 CoreFoundation 0x239d1273 + 86
14 CoreFoundation 0x239d11a3 + 250
15 UIKit 0x280cd3af + 494
16 UIKit 0x28398245 + 64
17 UIKit 0x280cd925 + 160
18 CoreFoundation 0x239d1273 + 86
19 CoreFoundation 0x239d11a3 + 250
20 UIKit 0x280cd3af + 494
21 UIKit 0x28398245 + 64
22 UIKit 0x280cd925 + 160
23 CoreFoundation 0x239d1273 + 86
24 CoreFoundation 0x239d11a3 + 250
25 UIKit 0x280cd3af + 494
26 UIKit 0x283e05c3 + 46
27 UIKit 0x28398245 + 64
28 UIKit 0x280cd925 + 160
29 CoreFoundation 0x239d1273 + 86
30 CoreFoundation 0x239d11a3 + 250
31 UIKit 0x280cd3af + 494
32 UIKit 0x28398245 + 64
33 UIKit 0x280cd925 + 160
34 CoreFoundation 0x239d1273 + 86
35 CoreFoundation 0x239d11a3 + 250
36 UIKit 0x280cd3af + 494
37 UIKit 0x28398245 + 64
38 UIKit 0x283876c1 + 188
39 UIKit 0x28096527 + 158
40 UIKit 0x283875c7 + 142
41 UIKit 0x28387859 + 160
42 UIKit 0x28350b01 + 10960
43 UIKit 0x2808fee3 + 3842
44 CoreFoundation 0x23a739e7 + 14
45 CoreFoundation 0x23a735d7 + 454
46 CoreFoundation 0x23a7193f + 806
47 CoreFoundation 0x239c01c9 CFRunLoopRunSpecific + 516
48 CoreFoundation 0x239bffbd CFRunLoopRunInMode + 108
49 GraphicsServices 0x24fdcaf9 GSEventRunModal + 160
50 UIKit 0x280fa435 UIApplicationMain + 144
51 BingMoFang 0x001808c1 main + 106
52 libdyld.dylib 0x2366c873 + 2
)