error: bundling failed: Error: Unable to resolve module `react-native-vector-icons/Feather`

To install react-native-vector-icons, you need to install it, then link it. First run:
npm install react-native-vector-icons --save
or if you use yarn
yarn add react-native-vector-icons

Then, you will have to link it like this:
react-native link react-native-vector-icons