你好，使用时出现问题

[afeng159]

在一个页面有两个MMPopupView 实现的子类popView 两个切换出现时，经常出现崩溃现象 崩在
NSAssert(closestCommonSuperview,
@"couldn't find a common superview for %@ and %@",
self.firstViewAttribute.view, self.secondViewAttribute.view); 这个里面

[taitanxiami]

It looks your constraints issues, you can check your views layout.

[afeng159]

thanks，let me take a look