How to fix Duplicate Facebook pixel ID error?

facebook pixel helper
duplicate pixel id
the facebook pixel activated 2 times on this web page, which can cause errors in your event tracking
facebook pixel helper not working
facebook pixel purchase event not working
facebook pixel firing multiple times
google tag manager

Added facebook pixel like they showed here here Now getting an error:

fbevents.js:9 Facebook Pixel Error: Duplicate Pixel ID: some-pixel-id

Cannot understand what causes this error. Even when I run the code from their example with removed pixel code from html in the console I get the same result.

Anyone knows what that means and how to solve this error ?

I found the solution on this page actually.

Its because everytime you send an event the code is initialized with the same pixel id. Actually initialization should happen only once."

This fix works. You can verify that by using the Facebook Pixel Helper as an extension in Chrome.

if(typeof fbq === 'undefined') {

    fbq('init', '123123123213121');
    fbq('track', 'PageView');
    fbq('track', '{{fBPixelType}}');
  else {
    fbq('track', '{{fBPixelType}}');

duplicate Facebook pixel id - unknown variable fbpixeltype, When trying to solve the duplicate facebook pixel id error using the I get error message that fBPixeltype is an unknown variable. How can I fix� At the right-hand column of the interface, you’ll see your Pixel ID right below the account name. Copy that number and keep it in a text editor. Next, let’s go to your Shopify site and log in there. Go to “Online Store” > “Preferences.” Scroll down until you see “Facebook Pixel ID.”

This error generally means fbq('init', <pixel_id>) is getting called more than once with the same pixel id.

Facebook Pixel Helper Errors: How to Fix Them Quickly |, Solution: If you are seeing a duplicate pixel error, dig in your website code and make sure you don't have added the single pixel code on multiple places. Pixel did� Remove extra event code snippets from pages where that action doesn't occur. Check your website's HTML code and remove any extra event code from your HTML template header. The only Facebook code that belongs in the header of your website is the Facebook pixel base code (which contains the page view event).

Another answer found in the Google Forum: "You have to check whether your Facebook Pixel code is only initialised once per page (and not per event). Go to the tag where your FB Pixel code is and open the advanced settings. Tag firing options -> Once per page (not event!)."

Proper method/tips for setting up Facebook Pixels with no errors , fbevents.js:9 Facebook Pixel Error: Duplicate Pixel ID: XXXXXXXXXXXXXXXXX. This error is thrown because we're trying to initialize a pixel ID twice and� Create a Facebook pixel. Go to Events Manager. Click Connect Data Sources and select Web. Select Facebook Pixel and click Connect. Add your Pixel Name. Enter your website URL to check for easy setup options. Click Continue. Add the Facebook pixel to your website. Once you've created your pixel, you're ready to put the Facebook pixel code on

I had the same issue, and changing the facebook pixel initialization tag on GTM to "once per page" did the trick.

I know someone already answered that, but since that are more than one solution provided and the "selected" answer seems, to me, more complicated than this answer I thought i would comment here so that other people with the same problem feel confident to try this simpler approach.

Troubleshoot Facebook Pixel Error and Warning Messages , See a list of issues that may be preventing your pixel from sending accurate data, or opportunities to measure additional actions on your website that you care� How to fix Duplicate Facebook pixel ID error? 10. Facebook Pixel implicit PageView. 2. Multiple Facebook Pixels, errors in pixel helper. 6. Facebook Pixel Not

This error will only occur if you try to initialize a pixel ID more than once, so you need to check all of the JavaScript code loading on your site and find where the multiple calls to init your pixel ID are coming from.

Key area to check is to right-click on your site and click "View page source." Then check all referenced JavaScript files and any GTM containers you are referencing. I've heard of developers including the Facebook pixel code both in the <head> of the site and in a GTM container, which would cause this error.

If you're having trouble finding the two init calls, one of the easiest ways to look for specific JavaScript code on a site is to use Chrome Developer Tools. Press F12 to open the tools, press Ctrl+Shift+F to open the search panel, then type fbq or whatever you are looking for. It will go through the sources it has loaded for the site and look for that code.

Pixel Helper - Facebook Pixel, Verify your pixel works properly; Troubleshoot common errors; Learn how to improve This error means that a pixel with the same ID and event name was sent� I hope you are well today and thank you for your question. It seems from your shared screenshot that it is related to facebook funcitonality that you are using on your site so please contact facebook support to resolve it.

Facebook Duplicate Pixel ID, Hi, i encounterd a problem when adding a Facebook Pixel tag. Without any modification and a mapped Pixel ID the following warning is� DELETE A FACEBOOK PIXEL If you want to delete a Facebook pixel, it is actually very straightforward once you know how. Log into your Facebook Business Manager. Select the correct account if you have more than one. Navigate to Tools and then Pixels. Select Actions in the lower menu and then Edit pixel.

Duplicate Facebook Pixels and multiple places in WordPress to , I've ended up with duplicate Facebook pixels on certain pages, and I don't know why. Also, I'm not clear where in wordpress and PixelCaffeine to fix the problem or to manage FP pixels. Screenshots: id=� Pixel Helper is an official Facebook pixel testing tools. It’s connected to Facebook itself, so the results it gives are usually pretty accurate. Facebook Pixel Helper functions in the background in order to automatically review the websites you are browsing. It reviews the websites for code similar to a Facebook pixel.

Duplicate Facebook Pixel, Hi I recently added a Facebook pixel to my WordPress to integrate their shop to mine. However However, there is an error stating that there is a duplicate pixel. I have gone Does it come from when you add the App ID number for Facebook ? There might be a problem getting data for the application you requested. Think you have a Facebook virus or your account has been hacked? Here are four things you should try: reclaim your account, change your password, remove suspicious apps, and perform a virus scan.

  • I had the same issue. My change was adding Google Tag Manager and Facebook Pixel. Having both up caused this error. Removed Facebook Pixel (single) and left the one I added to Google Tag manager.
  • You can download the "Facebook Pixel Helper" to help to debug:…
  • Interesting how. As I was saying before, I tried running the code from the console on the page which is not containing that code (no facebook pixel on the page at all). Got the same result. I didn't duplicate anything. Facebook pixel helper says pixel loads fine, but the error keeps alerting. And yes, I'm 100% sure that there's no fbq('init', <pixel_id>) duplicate on the page. But thanks for the effort.
  • Running into this issue too and there isn't much to go on.