I'm trying to build my app on my iPhone 4 but i keep getting this same error. It has bein run before and has worked fine but i changed my icons and now this is what i get.
Command /Applications/Xcode.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/Library/Xcode/PrivatePlugIns/iPhoneOS Build System Support.xcplugin/Contents/Resources/copypng failed with exit code 1
The error is called CopyPNGFile