2017 Nov 18 By Dusko 0 comment

From time to time, you may get a mysterious error in Xcode: pngcrush caught libpng error: Something like the image below: Misterious pngcrush caught libpng error: The explanation Compress PNG Files Error will just confuse you. Xcode 9 will compile the code and run the app in spite of marking it red. It will even archive the app just before sending it to the App Store and it will still be passed through. Further explanation will say image.png pngcrush caught libpng error. and also: copying emitted errors but did not return a nonzero exit code to…