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在iOS10上removeAllSubviews后，再调用addArrangedSubview Crash #49

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luowei opened this issue Oct 30, 2017 · 0 comments
Open

在iOS10上removeAllSubviews后，再调用addArrangedSubview Crash #49

luowei opened this issue Oct 30, 2017 · 0 comments

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@luowei
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luowei commented Oct 30, 2017

在iOS10上removeAllSubviews后，再调用addArrangedSubview Crash，什么原因？

报错：
Assertion failure in -[FDStackView _layoutEngine_didAddLayoutConstraint:roundingAdjustment:mutuallyExclusiveConstraints:], /BuildRoot/Library/Caches/com.apple.xbs/Sources/UIKit/UIKit-3600.7.47/NSLayoutConstraint_UIKitAdditions.m:649
invalid mode 'kCFRunLoopCommonModes' provided to CFRunLoopRunSpecific - break on _CFRunLoopError_RunCalledWithInvalidMode to debug. This message will only appear once per execution.
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@luowei