adding condition on reverseGeoCode if it can't return address

src/app/screens/MapFormScreen.js

@@ -19,12 +19,18 @@ const MapFormScreen = (props) => {
     const location = contextLocation.currentCoordinates;
 
     const [marker, setMarker] = useState(context.eventCoordinates);
+   // console.log(marker);
 
     const getAddress = async (coordenadas) => {
         Location.setGoogleApiKey("AIzaSyD_wuuokS3SVczc8qSASrsBq0E5qIpdyMc");
 
         const address = await Location.reverseGeocodeAsync(coordenadas);
-        context.saveNewLocation(address[0].street + ", " + address[0].name + "\n" + address[0].district, coordenadas);
+        if (address[0] != undefined) {
+            context.saveNewLocation(address[0].street + ", " + address[0].name + "\n" + address[0].district, coordenadas);
+        }
+        else{//Quando o usuário não da permissão de acesso da localização o geoCode retorna um array vazio
+            context.saveNewLocation("Erro ao carregar endereço", coordenadas);
+        }
     }
 
     const setLocation = () => {