0
***由于未捕获异常'CALayerInvalidGeometry'导致应用终止,原因:'CALayer位置包含NaN:[nan 81]'// 81是运行时间改变。CALayer位置包含NaN:[nan -__]
***第一掷调用堆栈:
(
0 CoreFoundation 0x000000011041a34b __exceptionPreprocess + 171
1 libobjc.A.dylib 0x000000010f84021e objc_exception_throw + 48
2 CoreFoundation 0x0000000110483265 +[NSException raise:format:] + 197
3 QuartzCore 0x000000010c4842f2 _ZN2CA5Layer12set_positionERKNS_4Vec2IdEEb + 152
4 QuartzCore 0x000000010c484467 -[CALayer setPosition:] + 44
5 UIKit 0x000000010c7e18d2 -[UIView setCenter:] + 233
6 Hi2Buy 0x000000010bf517e1 -[RangeSlider layoutSubviews] + 193
7 UIKit 0x000000010c807344 -[UIView(CALayerDelegate) layoutSublayersOfLayer:] + 1237
8 QuartzCore 0x000000010c48dcdc -[CALayer layoutSublayers] + 146
9 QuartzCore 0x000000010c4817a0 _ZN2CA5Layer16layout_if_neededEPNS_11TransactionE + 366
10 QuartzCore 0x000000010c48161e _ZN2CA5Layer28layout_and_display_if_neededEPNS_11TransactionE + 24
11 QuartzCore 0x000000010c40f62c _ZN2CA7Context18commit_transactionEPNS_11TransactionE + 280
12 QuartzCore 0x000000010c43c713 _ZN2CA11Transaction6commitEv + 475
13 QuartzCore 0x000000010c43d083 _ZN2CA11Transaction17observer_callbackEP19__CFRunLoopObservermPv + 113
14 CoreFoundation 0x00000001103bee17 __CFRUNLOOP_IS_CALLING_OUT_TO_AN_OBSERVER_CALLBACK_FUNCTION__ + 23
15 CoreFoundation 0x00000001103bed87 __CFRunLoopDoObservers + 391
16 CoreFoundation 0x00000001103a3b9e __CFRunLoopRun + 1198
17 CoreFoundation 0x00000001103a3494 CFRunLoopRunSpecific + 420
18 GraphicsServices 0x0000000112daba6f GSEventRunModal + 161
19 UIKit 0x000000010c742f34 UIApplicationMain + 159
20 Hi2Buy 0x000000010bfa3ddf main + 111
21 libdyld.dylib 0x0000000111d7068d start + 1
22 ??? 0x0000000000000001 0x0 + 1
)
libc++abi.dylib: terminating with uncaught exception of type NSException
我的代码:
RangeSlider *slider= [[RangeSlider alloc] initWithFrame:self.viewSlider.bounds];
[slider addTarget:self action:@selector(slidreDrag:) forControlEvents:UIControlEventValueChanged];
[self.viewSlider addSubview:slider];
也许,在你的自定义控件RangeSlider问题,仔细一看布局子视图方法 –
如果您提供从'RangeSlider'代码代码,这将是更多的机会,我们可以发现问题 – alexburtnik