Uncaught TypeError: Cannot read property 'firstChild' of null (Google maps failing to load) [duplicate]





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16
















This question already has an answer here:




  • Google MAP API Uncaught TypeError: Cannot read property 'offsetWidth' of null

    25 answers




I was wondering if someone would be able to lend me their knowledge involving the Google Maps API. I've read similar questions and still haven't been able to come up with an answer. As the title says the error showing up in my browser console is:



Uncaught TypeError: Cannot read property 'firstChild' of null



I understand that this means there is an issue with the way values are being passed around; Following is my relevant code snippets where sources points to in Chrome:



// --- Global Variable
var map;


// --- View Model.
function AppViewModel() {

// Initial Map
map = new google.maps.Map(document.getElementById('map'), {
center: {lat: 39.305, long: -76.617},
zoom: 12
});


// --- Initalize Application.
function initApp() {
ko.applybindings(new AppViewModel());
}


The error appears to be thrown when Google Maps attempts to load. Does anyone have an idea as to what I'm doing wrong here? Thanks for any help offered.



Html for reference:



<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>Bolton Hill Neighborhood Map</title>
<link rel="stylesheet" href="static/main.css">
<meta name="viewport" content"width=device-width, initial-scale=1">
</head>
<body>
<div class='map'>maps error</div>

<script src="./js/knockout.js"></script>
<script src="./js/jquery.min.js"></script>
<script src="./js/app.js"></script>
<script async defer src="https://maps.googleapis.com/maps/api/js?key=XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX&callback=initApp" onerror="errorHandler"></script>
</body>
</html>









share|improve this question















marked as duplicate by Samuel Liew javascript
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May 4 '17 at 2:35


This question has been asked before and already has an answer. If those answers do not fully address your question, please ask a new question.



















  • Unable to find map id

    – Khurshid Ansari
    Mar 7 '18 at 8:27


















16
















This question already has an answer here:




  • Google MAP API Uncaught TypeError: Cannot read property 'offsetWidth' of null

    25 answers




I was wondering if someone would be able to lend me their knowledge involving the Google Maps API. I've read similar questions and still haven't been able to come up with an answer. As the title says the error showing up in my browser console is:



Uncaught TypeError: Cannot read property 'firstChild' of null



I understand that this means there is an issue with the way values are being passed around; Following is my relevant code snippets where sources points to in Chrome:



// --- Global Variable
var map;


// --- View Model.
function AppViewModel() {

// Initial Map
map = new google.maps.Map(document.getElementById('map'), {
center: {lat: 39.305, long: -76.617},
zoom: 12
});


// --- Initalize Application.
function initApp() {
ko.applybindings(new AppViewModel());
}


The error appears to be thrown when Google Maps attempts to load. Does anyone have an idea as to what I'm doing wrong here? Thanks for any help offered.



Html for reference:



<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>Bolton Hill Neighborhood Map</title>
<link rel="stylesheet" href="static/main.css">
<meta name="viewport" content"width=device-width, initial-scale=1">
</head>
<body>
<div class='map'>maps error</div>

<script src="./js/knockout.js"></script>
<script src="./js/jquery.min.js"></script>
<script src="./js/app.js"></script>
<script async defer src="https://maps.googleapis.com/maps/api/js?key=XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX&callback=initApp" onerror="errorHandler"></script>
</body>
</html>









share|improve this question















marked as duplicate by Samuel Liew javascript
Users with the  javascript badge can single-handedly close javascript questions as duplicates and reopen them as needed.

StackExchange.ready(function() {
if (StackExchange.options.isMobile) return;

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var $hover = $(this).addClass('hover-bound'),
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$hover.hover(
function() {
$hover.showInfoMessage('', {
messageElement: $msg.clone().show(),
transient: false,
position: { my: 'bottom left', at: 'top center', offsetTop: -7 },
dismissable: false,
relativeToBody: true
});
},
function() {
StackExchange.helpers.removeMessages();
}
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May 4 '17 at 2:35


This question has been asked before and already has an answer. If those answers do not fully address your question, please ask a new question.



















  • Unable to find map id

    – Khurshid Ansari
    Mar 7 '18 at 8:27














16












16








16


3







This question already has an answer here:




  • Google MAP API Uncaught TypeError: Cannot read property 'offsetWidth' of null

    25 answers




I was wondering if someone would be able to lend me their knowledge involving the Google Maps API. I've read similar questions and still haven't been able to come up with an answer. As the title says the error showing up in my browser console is:



Uncaught TypeError: Cannot read property 'firstChild' of null



I understand that this means there is an issue with the way values are being passed around; Following is my relevant code snippets where sources points to in Chrome:



// --- Global Variable
var map;


// --- View Model.
function AppViewModel() {

// Initial Map
map = new google.maps.Map(document.getElementById('map'), {
center: {lat: 39.305, long: -76.617},
zoom: 12
});


// --- Initalize Application.
function initApp() {
ko.applybindings(new AppViewModel());
}


The error appears to be thrown when Google Maps attempts to load. Does anyone have an idea as to what I'm doing wrong here? Thanks for any help offered.



Html for reference:



<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>Bolton Hill Neighborhood Map</title>
<link rel="stylesheet" href="static/main.css">
<meta name="viewport" content"width=device-width, initial-scale=1">
</head>
<body>
<div class='map'>maps error</div>

<script src="./js/knockout.js"></script>
<script src="./js/jquery.min.js"></script>
<script src="./js/app.js"></script>
<script async defer src="https://maps.googleapis.com/maps/api/js?key=XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX&callback=initApp" onerror="errorHandler"></script>
</body>
</html>









share|improve this question

















This question already has an answer here:




  • Google MAP API Uncaught TypeError: Cannot read property 'offsetWidth' of null

    25 answers




I was wondering if someone would be able to lend me their knowledge involving the Google Maps API. I've read similar questions and still haven't been able to come up with an answer. As the title says the error showing up in my browser console is:



Uncaught TypeError: Cannot read property 'firstChild' of null



I understand that this means there is an issue with the way values are being passed around; Following is my relevant code snippets where sources points to in Chrome:



// --- Global Variable
var map;


// --- View Model.
function AppViewModel() {

// Initial Map
map = new google.maps.Map(document.getElementById('map'), {
center: {lat: 39.305, long: -76.617},
zoom: 12
});


// --- Initalize Application.
function initApp() {
ko.applybindings(new AppViewModel());
}


The error appears to be thrown when Google Maps attempts to load. Does anyone have an idea as to what I'm doing wrong here? Thanks for any help offered.



Html for reference:



<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>Bolton Hill Neighborhood Map</title>
<link rel="stylesheet" href="static/main.css">
<meta name="viewport" content"width=device-width, initial-scale=1">
</head>
<body>
<div class='map'>maps error</div>

<script src="./js/knockout.js"></script>
<script src="./js/jquery.min.js"></script>
<script src="./js/app.js"></script>
<script async defer src="https://maps.googleapis.com/maps/api/js?key=XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX&callback=initApp" onerror="errorHandler"></script>
</body>
</html>




This question already has an answer here:




  • Google MAP API Uncaught TypeError: Cannot read property 'offsetWidth' of null

    25 answers








javascript jquery google-maps






share|improve this question















share|improve this question













share|improve this question




share|improve this question








edited Sep 5 '18 at 13:16









1stthomas

64221019




64221019










asked Mar 21 '17 at 3:04









Calvin EllingtonCalvin Ellington

3331516




3331516




marked as duplicate by Samuel Liew javascript
Users with the  javascript badge can single-handedly close javascript questions as duplicates and reopen them as needed.

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$hover.hover(
function() {
$hover.showInfoMessage('', {
messageElement: $msg.clone().show(),
transient: false,
position: { my: 'bottom left', at: 'top center', offsetTop: -7 },
dismissable: false,
relativeToBody: true
});
},
function() {
StackExchange.helpers.removeMessages();
}
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May 4 '17 at 2:35


This question has been asked before and already has an answer. If those answers do not fully address your question, please ask a new question.









marked as duplicate by Samuel Liew javascript
Users with the  javascript badge can single-handedly close javascript questions as duplicates and reopen them as needed.

StackExchange.ready(function() {
if (StackExchange.options.isMobile) return;

$('.dupe-hammer-message-hover:not(.hover-bound)').each(function() {
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$hover.hover(
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dismissable: false,
relativeToBody: true
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StackExchange.helpers.removeMessages();
}
);
});
});
May 4 '17 at 2:35


This question has been asked before and already has an answer. If those answers do not fully address your question, please ask a new question.















  • Unable to find map id

    – Khurshid Ansari
    Mar 7 '18 at 8:27



















  • Unable to find map id

    – Khurshid Ansari
    Mar 7 '18 at 8:27

















Unable to find map id

– Khurshid Ansari
Mar 7 '18 at 8:27





Unable to find map id

– Khurshid Ansari
Mar 7 '18 at 8:27












1 Answer
1






active

oldest

votes


















43














I think center: {lat: 39.305, long: -76.617}, with long not right.

You should define latlng like this:



var latlng = new google.maps.LatLng(39.305, -76.617);
map = new google.maps.Map(document.getElementById('map'), {
center: latlng,
zoom: 12
});


and




Uncaught TypeError: Cannot read property 'firstChild' of null




Error message usually occurs when
map = new google.maps.Map(document.getElementById('id_that_does_notexist'), {






share|improve this answer


























  • I changed long to lng and that didn't seem to change anything. I am writing the javascript for my initial map straight from this guide: developers.google.com/maps/documentation/javascript/examples/…

    – Calvin Ellington
    Mar 21 '17 at 12:55








  • 8





    u put class='map' it wrong, u need change to this: <div id='map'>maps error</div>

    – Hua Trung
    Mar 21 '17 at 13:14






  • 5





    this was my issue map = new google.maps.Map(document.getElementById('id_that_does_notexist'), {

    – Siddharth
    Jan 9 '18 at 20:38











  • Hmm, this doesn't solve my issue either. I have an id="map" and in the javascript code "var map = new google.maps.Map(document.getElementById('map'), " - but still this error is present

    – FortuneSoldier
    Aug 1 '18 at 12:24











  • please give more informations, press F12 to view console log and copy that error here or full html and javascript?

    – Hua Trung
    Aug 1 '18 at 12:33


















1 Answer
1






active

oldest

votes








1 Answer
1






active

oldest

votes









active

oldest

votes






active

oldest

votes









43














I think center: {lat: 39.305, long: -76.617}, with long not right.

You should define latlng like this:



var latlng = new google.maps.LatLng(39.305, -76.617);
map = new google.maps.Map(document.getElementById('map'), {
center: latlng,
zoom: 12
});


and




Uncaught TypeError: Cannot read property 'firstChild' of null




Error message usually occurs when
map = new google.maps.Map(document.getElementById('id_that_does_notexist'), {






share|improve this answer


























  • I changed long to lng and that didn't seem to change anything. I am writing the javascript for my initial map straight from this guide: developers.google.com/maps/documentation/javascript/examples/…

    – Calvin Ellington
    Mar 21 '17 at 12:55








  • 8





    u put class='map' it wrong, u need change to this: <div id='map'>maps error</div>

    – Hua Trung
    Mar 21 '17 at 13:14






  • 5





    this was my issue map = new google.maps.Map(document.getElementById('id_that_does_notexist'), {

    – Siddharth
    Jan 9 '18 at 20:38











  • Hmm, this doesn't solve my issue either. I have an id="map" and in the javascript code "var map = new google.maps.Map(document.getElementById('map'), " - but still this error is present

    – FortuneSoldier
    Aug 1 '18 at 12:24











  • please give more informations, press F12 to view console log and copy that error here or full html and javascript?

    – Hua Trung
    Aug 1 '18 at 12:33
















43














I think center: {lat: 39.305, long: -76.617}, with long not right.

You should define latlng like this:



var latlng = new google.maps.LatLng(39.305, -76.617);
map = new google.maps.Map(document.getElementById('map'), {
center: latlng,
zoom: 12
});


and




Uncaught TypeError: Cannot read property 'firstChild' of null




Error message usually occurs when
map = new google.maps.Map(document.getElementById('id_that_does_notexist'), {






share|improve this answer


























  • I changed long to lng and that didn't seem to change anything. I am writing the javascript for my initial map straight from this guide: developers.google.com/maps/documentation/javascript/examples/…

    – Calvin Ellington
    Mar 21 '17 at 12:55








  • 8





    u put class='map' it wrong, u need change to this: <div id='map'>maps error</div>

    – Hua Trung
    Mar 21 '17 at 13:14






  • 5





    this was my issue map = new google.maps.Map(document.getElementById('id_that_does_notexist'), {

    – Siddharth
    Jan 9 '18 at 20:38











  • Hmm, this doesn't solve my issue either. I have an id="map" and in the javascript code "var map = new google.maps.Map(document.getElementById('map'), " - but still this error is present

    – FortuneSoldier
    Aug 1 '18 at 12:24











  • please give more informations, press F12 to view console log and copy that error here or full html and javascript?

    – Hua Trung
    Aug 1 '18 at 12:33














43












43








43







I think center: {lat: 39.305, long: -76.617}, with long not right.

You should define latlng like this:



var latlng = new google.maps.LatLng(39.305, -76.617);
map = new google.maps.Map(document.getElementById('map'), {
center: latlng,
zoom: 12
});


and




Uncaught TypeError: Cannot read property 'firstChild' of null




Error message usually occurs when
map = new google.maps.Map(document.getElementById('id_that_does_notexist'), {






share|improve this answer















I think center: {lat: 39.305, long: -76.617}, with long not right.

You should define latlng like this:



var latlng = new google.maps.LatLng(39.305, -76.617);
map = new google.maps.Map(document.getElementById('map'), {
center: latlng,
zoom: 12
});


and




Uncaught TypeError: Cannot read property 'firstChild' of null




Error message usually occurs when
map = new google.maps.Map(document.getElementById('id_that_does_notexist'), {







share|improve this answer














share|improve this answer



share|improve this answer








edited May 22 '18 at 13:48









Siddharth

6,573964111




6,573964111










answered Mar 21 '17 at 6:39









Hua TrungHua Trung

1,519910




1,519910













  • I changed long to lng and that didn't seem to change anything. I am writing the javascript for my initial map straight from this guide: developers.google.com/maps/documentation/javascript/examples/…

    – Calvin Ellington
    Mar 21 '17 at 12:55








  • 8





    u put class='map' it wrong, u need change to this: <div id='map'>maps error</div>

    – Hua Trung
    Mar 21 '17 at 13:14






  • 5





    this was my issue map = new google.maps.Map(document.getElementById('id_that_does_notexist'), {

    – Siddharth
    Jan 9 '18 at 20:38











  • Hmm, this doesn't solve my issue either. I have an id="map" and in the javascript code "var map = new google.maps.Map(document.getElementById('map'), " - but still this error is present

    – FortuneSoldier
    Aug 1 '18 at 12:24











  • please give more informations, press F12 to view console log and copy that error here or full html and javascript?

    – Hua Trung
    Aug 1 '18 at 12:33



















  • I changed long to lng and that didn't seem to change anything. I am writing the javascript for my initial map straight from this guide: developers.google.com/maps/documentation/javascript/examples/…

    – Calvin Ellington
    Mar 21 '17 at 12:55








  • 8





    u put class='map' it wrong, u need change to this: <div id='map'>maps error</div>

    – Hua Trung
    Mar 21 '17 at 13:14






  • 5





    this was my issue map = new google.maps.Map(document.getElementById('id_that_does_notexist'), {

    – Siddharth
    Jan 9 '18 at 20:38











  • Hmm, this doesn't solve my issue either. I have an id="map" and in the javascript code "var map = new google.maps.Map(document.getElementById('map'), " - but still this error is present

    – FortuneSoldier
    Aug 1 '18 at 12:24











  • please give more informations, press F12 to view console log and copy that error here or full html and javascript?

    – Hua Trung
    Aug 1 '18 at 12:33

















I changed long to lng and that didn't seem to change anything. I am writing the javascript for my initial map straight from this guide: developers.google.com/maps/documentation/javascript/examples/…

– Calvin Ellington
Mar 21 '17 at 12:55







I changed long to lng and that didn't seem to change anything. I am writing the javascript for my initial map straight from this guide: developers.google.com/maps/documentation/javascript/examples/…

– Calvin Ellington
Mar 21 '17 at 12:55






8




8





u put class='map' it wrong, u need change to this: <div id='map'>maps error</div>

– Hua Trung
Mar 21 '17 at 13:14





u put class='map' it wrong, u need change to this: <div id='map'>maps error</div>

– Hua Trung
Mar 21 '17 at 13:14




5




5





this was my issue map = new google.maps.Map(document.getElementById('id_that_does_notexist'), {

– Siddharth
Jan 9 '18 at 20:38





this was my issue map = new google.maps.Map(document.getElementById('id_that_does_notexist'), {

– Siddharth
Jan 9 '18 at 20:38













Hmm, this doesn't solve my issue either. I have an id="map" and in the javascript code "var map = new google.maps.Map(document.getElementById('map'), " - but still this error is present

– FortuneSoldier
Aug 1 '18 at 12:24





Hmm, this doesn't solve my issue either. I have an id="map" and in the javascript code "var map = new google.maps.Map(document.getElementById('map'), " - but still this error is present

– FortuneSoldier
Aug 1 '18 at 12:24













please give more informations, press F12 to view console log and copy that error here or full html and javascript?

– Hua Trung
Aug 1 '18 at 12:33





please give more informations, press F12 to view console log and copy that error here or full html and javascript?

– Hua Trung
Aug 1 '18 at 12:33





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