How to fix “InvalidValueError” in Angular 6












1















I'm using Angular 6 to initiate google map with directions using Google Maps directions API. After I implement the code. the console says the following error:



Uncaught (in promise)
Jc {message: "initMap is not a function", name: "InvalidValueError", stack: "Error↵ at new Jc (https://maps.googleapis.com/m…F5xxXLWf2ZqIDEfUDitY7Ncs&callback=initMap:123:108"}
message
:
"initMap is not a function"
name
:
"InvalidValueError"



home.component.ts :



import { Component, OnInit } from '@angular/core';
declare var google: any;

@Component({
selector: 'app-home',
templateUrl: './home.component.html',
styleUrls: ['../../resources/css/style.min.css', '../../resources/css/bt.min.css']
})

// declare var calculateAndDisplayRoute(directionsService, directionsDisplay) : any;

export class HomeComponent implements OnInit {

initMap() {
var directionsService = new google.maps.DirectionsService;
var directionsDisplay = new google.maps.DirectionsRenderer;
var map = new google.maps.Map(document.getElementById('map'), {
zoom: 7,
center: {lat: 41.85, lng: -87.65}
});
directionsDisplay.setMap(map);

var onChangeHandler = function() {
this.calculateAndDisplayRoute(directionsService, directionsDisplay);
};
document.getElementById('start').addEventListener('change', onChangeHandler);
document.getElementById('end').addEventListener('change', onChangeHandler);
}

calculateAndDisplayRoute(directionsService, directionsDisplay) {
directionsService.route({
origin: (<HTMLInputElement>document.getElementById('start')).value,
destination: (<HTMLInputElement>document.getElementById('end')).value,
travelMode: 'DRIVING'
}, function(response, status) {
if (status === 'OK') {
directionsDisplay.setDirections(response);
}
else {
window.alert('Directions request failed due to ' + status);
}
});
}

constructor() {

}

ngOnInit() {
this.initMap();
}

}


I have no idea why is this error message. Can anyone help?










share|improve this question























  • Use AGM :: npmjs.com/package/@agm/core

    – deepbchudasama
    Jan 1 at 12:24


















1















I'm using Angular 6 to initiate google map with directions using Google Maps directions API. After I implement the code. the console says the following error:



Uncaught (in promise)
Jc {message: "initMap is not a function", name: "InvalidValueError", stack: "Error↵ at new Jc (https://maps.googleapis.com/m…F5xxXLWf2ZqIDEfUDitY7Ncs&callback=initMap:123:108"}
message
:
"initMap is not a function"
name
:
"InvalidValueError"



home.component.ts :



import { Component, OnInit } from '@angular/core';
declare var google: any;

@Component({
selector: 'app-home',
templateUrl: './home.component.html',
styleUrls: ['../../resources/css/style.min.css', '../../resources/css/bt.min.css']
})

// declare var calculateAndDisplayRoute(directionsService, directionsDisplay) : any;

export class HomeComponent implements OnInit {

initMap() {
var directionsService = new google.maps.DirectionsService;
var directionsDisplay = new google.maps.DirectionsRenderer;
var map = new google.maps.Map(document.getElementById('map'), {
zoom: 7,
center: {lat: 41.85, lng: -87.65}
});
directionsDisplay.setMap(map);

var onChangeHandler = function() {
this.calculateAndDisplayRoute(directionsService, directionsDisplay);
};
document.getElementById('start').addEventListener('change', onChangeHandler);
document.getElementById('end').addEventListener('change', onChangeHandler);
}

calculateAndDisplayRoute(directionsService, directionsDisplay) {
directionsService.route({
origin: (<HTMLInputElement>document.getElementById('start')).value,
destination: (<HTMLInputElement>document.getElementById('end')).value,
travelMode: 'DRIVING'
}, function(response, status) {
if (status === 'OK') {
directionsDisplay.setDirections(response);
}
else {
window.alert('Directions request failed due to ' + status);
}
});
}

constructor() {

}

ngOnInit() {
this.initMap();
}

}


I have no idea why is this error message. Can anyone help?










share|improve this question























  • Use AGM :: npmjs.com/package/@agm/core

    – deepbchudasama
    Jan 1 at 12:24
















1












1








1


0






I'm using Angular 6 to initiate google map with directions using Google Maps directions API. After I implement the code. the console says the following error:



Uncaught (in promise)
Jc {message: "initMap is not a function", name: "InvalidValueError", stack: "Error↵ at new Jc (https://maps.googleapis.com/m…F5xxXLWf2ZqIDEfUDitY7Ncs&callback=initMap:123:108"}
message
:
"initMap is not a function"
name
:
"InvalidValueError"



home.component.ts :



import { Component, OnInit } from '@angular/core';
declare var google: any;

@Component({
selector: 'app-home',
templateUrl: './home.component.html',
styleUrls: ['../../resources/css/style.min.css', '../../resources/css/bt.min.css']
})

// declare var calculateAndDisplayRoute(directionsService, directionsDisplay) : any;

export class HomeComponent implements OnInit {

initMap() {
var directionsService = new google.maps.DirectionsService;
var directionsDisplay = new google.maps.DirectionsRenderer;
var map = new google.maps.Map(document.getElementById('map'), {
zoom: 7,
center: {lat: 41.85, lng: -87.65}
});
directionsDisplay.setMap(map);

var onChangeHandler = function() {
this.calculateAndDisplayRoute(directionsService, directionsDisplay);
};
document.getElementById('start').addEventListener('change', onChangeHandler);
document.getElementById('end').addEventListener('change', onChangeHandler);
}

calculateAndDisplayRoute(directionsService, directionsDisplay) {
directionsService.route({
origin: (<HTMLInputElement>document.getElementById('start')).value,
destination: (<HTMLInputElement>document.getElementById('end')).value,
travelMode: 'DRIVING'
}, function(response, status) {
if (status === 'OK') {
directionsDisplay.setDirections(response);
}
else {
window.alert('Directions request failed due to ' + status);
}
});
}

constructor() {

}

ngOnInit() {
this.initMap();
}

}


I have no idea why is this error message. Can anyone help?










share|improve this question














I'm using Angular 6 to initiate google map with directions using Google Maps directions API. After I implement the code. the console says the following error:



Uncaught (in promise)
Jc {message: "initMap is not a function", name: "InvalidValueError", stack: "Error↵ at new Jc (https://maps.googleapis.com/m…F5xxXLWf2ZqIDEfUDitY7Ncs&callback=initMap:123:108"}
message
:
"initMap is not a function"
name
:
"InvalidValueError"



home.component.ts :



import { Component, OnInit } from '@angular/core';
declare var google: any;

@Component({
selector: 'app-home',
templateUrl: './home.component.html',
styleUrls: ['../../resources/css/style.min.css', '../../resources/css/bt.min.css']
})

// declare var calculateAndDisplayRoute(directionsService, directionsDisplay) : any;

export class HomeComponent implements OnInit {

initMap() {
var directionsService = new google.maps.DirectionsService;
var directionsDisplay = new google.maps.DirectionsRenderer;
var map = new google.maps.Map(document.getElementById('map'), {
zoom: 7,
center: {lat: 41.85, lng: -87.65}
});
directionsDisplay.setMap(map);

var onChangeHandler = function() {
this.calculateAndDisplayRoute(directionsService, directionsDisplay);
};
document.getElementById('start').addEventListener('change', onChangeHandler);
document.getElementById('end').addEventListener('change', onChangeHandler);
}

calculateAndDisplayRoute(directionsService, directionsDisplay) {
directionsService.route({
origin: (<HTMLInputElement>document.getElementById('start')).value,
destination: (<HTMLInputElement>document.getElementById('end')).value,
travelMode: 'DRIVING'
}, function(response, status) {
if (status === 'OK') {
directionsDisplay.setDirections(response);
}
else {
window.alert('Directions request failed due to ' + status);
}
});
}

constructor() {

}

ngOnInit() {
this.initMap();
}

}


I have no idea why is this error message. Can anyone help?







angular google-maps






share|improve this question













share|improve this question











share|improve this question




share|improve this question










asked Jan 1 at 12:04









David JohnsDavid Johns

10111




10111













  • Use AGM :: npmjs.com/package/@agm/core

    – deepbchudasama
    Jan 1 at 12:24





















  • Use AGM :: npmjs.com/package/@agm/core

    – deepbchudasama
    Jan 1 at 12:24



















Use AGM :: npmjs.com/package/@agm/core

– deepbchudasama
Jan 1 at 12:24







Use AGM :: npmjs.com/package/@agm/core

– deepbchudasama
Jan 1 at 12:24














1 Answer
1






active

oldest

votes


















1














Apparently this error occurs due to the presence of callback parameter while loading Google Maps JavaScript API:



<script async defer
src="https://maps.googleapis.com/maps/api/js?key=YOUR_API_KEY&callback=initMap">
</script>


Since your map is getting initialized via ngOnInit lifecycle method, the callback parameter could be abandoned from url.



Here is a demo which demonstrates how to utilize Google Maps Directions Service with Angular2+ application






share|improve this answer























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    active

    oldest

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    active

    oldest

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    active

    oldest

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    1














    Apparently this error occurs due to the presence of callback parameter while loading Google Maps JavaScript API:



    <script async defer
    src="https://maps.googleapis.com/maps/api/js?key=YOUR_API_KEY&callback=initMap">
    </script>


    Since your map is getting initialized via ngOnInit lifecycle method, the callback parameter could be abandoned from url.



    Here is a demo which demonstrates how to utilize Google Maps Directions Service with Angular2+ application






    share|improve this answer




























      1














      Apparently this error occurs due to the presence of callback parameter while loading Google Maps JavaScript API:



      <script async defer
      src="https://maps.googleapis.com/maps/api/js?key=YOUR_API_KEY&callback=initMap">
      </script>


      Since your map is getting initialized via ngOnInit lifecycle method, the callback parameter could be abandoned from url.



      Here is a demo which demonstrates how to utilize Google Maps Directions Service with Angular2+ application






      share|improve this answer


























        1












        1








        1







        Apparently this error occurs due to the presence of callback parameter while loading Google Maps JavaScript API:



        <script async defer
        src="https://maps.googleapis.com/maps/api/js?key=YOUR_API_KEY&callback=initMap">
        </script>


        Since your map is getting initialized via ngOnInit lifecycle method, the callback parameter could be abandoned from url.



        Here is a demo which demonstrates how to utilize Google Maps Directions Service with Angular2+ application






        share|improve this answer













        Apparently this error occurs due to the presence of callback parameter while loading Google Maps JavaScript API:



        <script async defer
        src="https://maps.googleapis.com/maps/api/js?key=YOUR_API_KEY&callback=initMap">
        </script>


        Since your map is getting initialized via ngOnInit lifecycle method, the callback parameter could be abandoned from url.



        Here is a demo which demonstrates how to utilize Google Maps Directions Service with Angular2+ application







        share|improve this answer












        share|improve this answer



        share|improve this answer










        answered Jan 2 at 16:30









        Vadim GremyachevVadim Gremyachev

        36.8k772115




        36.8k772115
































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