Sclalertview-swift: fatal error: unexpectedly found nil while unwrapping an Optional value
I can launch my app when I want to display an alert this error appear : fatal error: unexpectedly found nil while unwrapping an Optional value
The error line : let rv = UIApplication.sharedApplication().keyWindow! as UIWindow
ewan34500
All 3 comments
Hi, I am getting the same error,
: let rv = UIApplication.sharedApplication().keyWindow! as UIWindow
did you find a solution?
dancingbush
on 20 Sep 2015
Window must not be set in viewDidLoad so instead I moved code to viewDidAppear and to works fine.
dancingbush
on 20 Sep 2015
👍3
It's right, now it's working, thanks, but maybe this AlertView can be better if it's work in the ViewDidLoad too ...
ewan34500
on 21 Sep 2015
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Most helpful comment
Window must not be set in viewDidLoad so instead I moved code to viewDidAppear and to works fine.