A multiplier of 0 or a nil second item together with a location for the first attribute creates an illegal constraint of a location equal to a constant

[app111]

New Issue Checklist

//source [self.tabBarController.view addSubview:self.pageAdView]; [self.pageAdView mas_makeConstraints:^(MASConstraintMaker *make) { make.edges.equalTo(self.tabBarController.view); }]; .............................................. Terminating app due to uncaught exception 'NSInvalidArgumentException', reason: 'NSLayoutConstraint for <PageAdView: 0x10198c2b0; frame = (0 0; 0 0); clipsToBounds = YES; layer = <CALayer: 0x174425120>>: A multiplier of 0 or a nil second item together with a location for the first attribute creates an illegal constraint of a location equal to a constant. Location attributes must be specified in pairs.'

Issue Info

Info	Value
Platform	e.g. ios
Platform Version	e.g. 10.2.1
Masonry Version	e.g. 1.0.1

Issue Description

⚠️ Replace this with the description of your issue. ⚠️

[martres]

Hi,

Do you find a solution ? I got the same error ...

Thank

[amita214]

I have the same issue does anyone have a solution?

[zhenyiyi]

I guess the subviews layouts incorrect .

[lhp3851]

I met the same issue when use SnapKit 4.0 in a swift 4.0 Project , Xcode version :9.0, iOS 11

[JianboYan]

same issue here. any solution?

[zhouyu0616]

#185 I think can refer to ashare80's answer in this question。

[sakubek]

Maybe you forgot to addsubview your label or something

[barylevy]

check if parent view is nil self.pageAdView in the Q

[app111]

it's right