Stu*_*rtM 5 crash-reports uibutton uikit ios crashlytics
我们试图解决一个应用程序崩溃,但我不知道从哪里开始.问题似乎是调用UIButtonLabel的defaultAttributes.
看起来它是对UIKit的核心调用,而不是直接来自应用程序代码.有什么建议可以在这里检查以确定问题或接近?

线程:
崩溃:com.apple.main-thread 0 libobjc.A.dylib 0x33ab0f66 objc_msgSend + 5
1 UIKit 0x29874a4b - [UIButtonLabel _defaultAttributes] + 154
2 UIKit 0x297d7a81 - [UILabel font] + 120
3 UIKit 0x29aed4d3 - [UILabel _contentInsetsFromFonts] + 250
4 UIKit 0x29c410e3 - [_ UILabelLayer updateContentInsets] + 94
5 UIKit 0x29c411b7 - [_ UILabelLayer updateContentLayerSize] + 42
6 QuartzCore 0x291e7bd1 CA :: Layer :: layout_if_needed(CA :: Transaction*)+ 360
7 QuartzCore 0x291e7a59 CA :: Layer :: layout_and_display_if_needed (CA :: Transaction*)+ 16 8 QuartzCore 0x291e7447 CA :: Context :: commit_transaction(CA :: Transaction*)+ 222
9 QuartzCore 0x291e7251 CA :: Transaction :: commit()+ 324
10 UIKit 0x297b9699 _afterCACommitHandler + 132
11 CoreFoundation 0x2630c845 CFRUNLOOP_IS_CALLING_OUT_TO_AN_OBSERVER_CALLBACK_FUNCTION + 20
12 CoreFoundation 0x26309f29 __CFRunLoopDoObservers + 276
13 CoreFoundation 0x2630a32b __CFRunLoopRun + 914
14 CoreFoundation 0x26257db1 CFRunLoopRunSpecific + 476
15 CoreFoundation 0x2625 7bc3 CFRunLoopRunInMode + 106
16 GraphicsServices 0x2d5e2051 GSEventRunModal + 136
17 UIKit 0x29822f01 UIApplicationMain + 1440
18 APPNAME 0x0005120f main(main.m:16)
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