javascript - RNLocation Package issue : subscribeToLocationUpdates sometimes never fires and sometimes it automatically starts working

Question

getLatestLocation() returns null and subscribeToLocationUpdates never fires :

import RNLocation from 'react-native-location';

RNLocation.requestPermission({
  ios: 'whenInUse',
  android: {detail: 'coarse'},
}).then((granted) => {
  if (granted) {
    RNLocation.getLatestLocation().then((loc) => {
      Alert.alert(JSON.stringify(loc)); // <--- this returns null
    });
    RNLocation.subscribeToLocationUpdates((locations) => { // <-- this never fires
      const {latitude, longitude} = locations[0];
      Alert.alert(`${JSON.stringify({latitude, longitude})}`);
    });
  }
});`

question from:https://stackoverflow.com/questions/65680162/rnlocation-package-issue-subscribetolocationupdates-sometimes-never-fires-and

Answer 1

You can solve this issue by changing the detail value for android: from coarse to fine. Now it is working as expected.

android: {detail: 'fine'},

Hope this solve your issue