Duplicate output file

Question

I'm trying to run a react-native project using the command react-native run-ios but I'm getting the following errors:

Build system information
error: Multiple commands produce '/Users/prikshetsharma/Library/Developer/Xcode/DerivedData/Humboi-hjbrwqprmopoeybrdkwevgblfvis/Build/Products/Debug-iphonesimulator/Humboi.app/EvilIcons.ttf':
1) Target 'Humboi' (project 'Humboi') has copy command from '/Users/prikshetsharma/Desktop/Humboi/node_modules/react-native-vector-icons/Fonts/EvilIcons.ttf' to '/Users/prikshetsharma/Library/Developer/Xcode/DerivedData/Humboi-hjbrwqprmopoeybrdkwevgblfvis/Build/Products/Debug-iphonesimulator/Humboi.app/EvilIcons.ttf'
2) That command depends on command in Target 'Humboi' (project 'Humboi'): script phase “[CP] Copy Pods Resources”


Build system information
error: Multiple commands produce '/Users/prikshetsharma/Library/Developer/Xcode/DerivedData/Humboi-hjbrwqprmopoeybrdkwevgblfvis/Build/Products/Debug-iphonesimulator/Humboi.app/Entypo.ttf':
1) Target 'Humboi' (project 'Humboi') has copy command from '/Users/prikshetsharma/Desktop/Humboi/node_modules/react-native-vector-icons/Fonts/Entypo.ttf' to '/Users/prikshetsharma/Library/Developer/Xcode/DerivedData/Humboi-hjbrwqprmopoeybrdkwevgblfvis/Build/Products/Debug-iphonesimulator/Humboi.app/Entypo.ttf'
2) That command depends on command in Target 'Humboi' (project 'Humboi'): script phase “[CP] Copy Pods Resources”
... (and so on)

warning: duplicate output file '/Users/prikshetsharma/Library/Developer/Xcode/DerivedData/Humboi-hjbrwqprmopoeybrdkwevgblfvis/Build/Products/Debug-iphonesimulator/Humboi.app/Feather.ttf' on task: PhaseScriptExecution [CP] Copy Pods Resources /Users/prikshetsharma/Library/Developer/Xcode/DerivedData/Humboi-hjbrwqprmopoeybrdkwevgblfvis/Build/Intermediates.noindex/Humboi.build/Debug-iphonesimulator/Humboi.build/Script-725F34421484E3F6E70FFBB5.sh (in target 'Humboi' from project 'Humboi')
warning: duplicate output file '/Users/prikshetsharma/Library/Developer/Xcode/DerivedData/Humboi-hjbrwqprmopoeybrdkwevgblfvis/Build/Products/Debug-iphonesimulator/Humboi.app/FontAwesome.ttf' on task: PhaseScriptExecution [CP] Copy Pods Resources /Users/prikshetsharma/Library/Developer/Xcode/DerivedData/Humboi-hjbrwqprmopoeybrdkwevgblfvis/Build/Intermediates.noindex/Humboi.build/Debug-iphonesimulator/Humboi.build/Script-725F34421484E3F6E70FFBB5.sh (in target 'Humboi' from project 'Humboi')
...(and so on)

How to fix the errors and the warnings?

Answer 1

Go to Xcode project:

1. Select project.
2. Get "Build Phases" section.
3. Tap "Copy Bundle Resources"
4. Delete .ttf fonts.

For full installation of react-native-vector-icons follow this guide: React Native Vector Icons