error: Multiple commands produce '/Users/phi.hoang/Library/Developer/Xcode/DerivedData/MTrading-fwhhjlbayhjdltaqdggbrtdztvlf/Build/Products/Debug-iphonesimulator/MTrading.app/contact_email.png':
1) Target 'MTrading' (project 'MTrading') has copy command from '/Users/phi.hoang/Desktop/FNS/FINAL/ios/MTrading/Resources/Icon/about/contact_email.png' to '/Users/phi.hoang/Library/Developer/Xcode/DerivedData/MTrading-fwhhjlbayhjdltaqdggbrtdztvlf/Build/Products/Debug-iphonesimulator/MTrading.app/contact_email.png'
2) Target 'MTrading' (project 'MTrading') has copy command from '/Users/phi.hoang/Desktop/FNS/FINAL/ios/MTrading/Resources/Icon/sidemenuleft/contact_email.png' to '/Users/phi.hoang/Library/Developer/Xcode/DerivedData/MTrading-fwhhjlbayhjdltaqdggbrtdztvlf/Build/Products/Debug-iphonesimulator/MTrading.app/contact_email.png'