Invariant Violation: requireNativeComponent: “RNSScreen” was not found in the UIManager

Faced the same issue while implementing Navigation. Run following commands npm install @react-navigation/native React Navigation is made up of some core utilities and those are then used by navigators to create the navigation structure in your app.
 In your project directory, run: npm install react-native-reanimated react-native-gesture-handler react-native-screens react-native-safe-area-context @react-native-community/masked-view This will install versions of these … Read more

FlatList calls `onEndReached` when it’s rendered

Try to implement onMomentumScrollBegin on FlatList : constructor(props) { super(props); this.onEndReachedCalledDuringMomentum = true; } … <FlatList … onEndReached={this.onEndReached.bind(this)} onEndReachedThreshold={0.5} onMomentumScrollBegin={() => { this.onEndReachedCalledDuringMomentum = false; }} /> and modify your onEndReached onEndReached = ({ distanceFromEnd }) => { if(!this.onEndReachedCalledDuringMomentum){ this.fetchData(); this.onEndReachedCalledDuringMomentum = true; } }

Renaming a React Native project?

You can change the name attribute in package.json, run react-native upgrade, and just let react overwrite the android/ios files. Don’t overwrite your index files if there is unsaved code, however. Then change your Appregistry line from AppRegistry.registerComponent(‘MyAppIOS’, () => MyAppIOS); To: AppRegistry.registerComponent(‘MyApp’, () => MyApp);

StackNavigator through Component gives undefined error

Since your Test component does not belong to navigation stack it doesn’t have the navigation prop. You can do couple of things. Simple one is to pass the navigation to the child component like the example below. return ( <View> <Text>Hello, Chat App!</Text> <Button onPress={() => navigate(‘Chat’, { user: userName })} title={“Chat with ” + … Read more