I have searched the forum for an answer to this issue and tried a few of the different posted options. I am running a Ghost publication on a Digital Ocean Droplet, and a Discourse forum on a separate Digital Ocean Droplet, as the forum consensus seemed to be that you should not install two applicat…

Solution Found - Thanks to @simon and @Lilly for an incredible support experience. Items that were altered as to Simon’s advice: Altered the code from the tutorial to not include deprecated terms and include if statement: <div id='discourse-comments'></div> <meta name="discourse-username" content…

Hello @Joseph3 :wave: welcome to Discourse Meta :slight_smile: did you see this topic yet? [image] Embed Discourse comments on another website via Javascript admins Discourse has the ability to embed the comments from a topic in a remote site using a Javascript API that …

Hi Lilly, yes I followed that tutorial as well to double-check that the ghost-hosted discourse installation was the same. I have attempted using their URL reference as below: discourseEmbedUrl: 'https://mysite.com<%= current_page.url %>' Is something incorrect there? As well, but it resulted in …

[image] Joseph Nardone: Failed to execute ‘postMessage’ on ‘DOMWindow’: The target origin provided (‘’) does not match the recipient window’s origin (‘’). This is a fairly common error: Search results for 'Failed to execute 'postMessage' on 'DOMWindow'' - Discourse Meta . It’s a long shot, but…

Hi Simon, I originally had the issue of not having the username for topic creation correct within the Discourse admin panel. But I fixed it to show JosephPaul within the panel as well as within: <meta name='discourse-username' content='JosephPaul'> So those are correct to my knowledge. I also had…

Any ideas on this Simon? I am happy to provide any outputs or code examples you need.

[image] Joseph Nardone: Any ideas on this Send me a PM with a link to a blog post that you have the embed code on and I’ll have a look. To narrow down the cause of the issue, it would be great if you could try adding the embed code that’s found on your Discourse embedding page without any mo…

Hi Simon, sure I will happily send you a snippet as well as a link to the live site. How do I DM on discourse? Perhaps my trust level is not high enough. The documentation said to click on your name and a popup with message will appear, but I do not see that on my end. Thanks again for the help th…

I’m so glad you have it working now. :+1: embedding is a bit tricky because it’s not quite the same for each setup. Thank you for sharing your experience, I learned from this. Also, @simon is amazing and one of the nicest, smartest and most helpful people I have had the pleasure of knowing. And he…

Failed to execute 'postMessage' on 'DOMWindow'

Support

Lilly (Lillian ) February 26, 2024, 12:20am 2

Hello @Joseph3 welcome to Discourse Meta

did you see this topic yet?

Topic		Replies	Views
Discourse embedding error: Failed to execute postMessage on DOMWindow Support	2	1391	April 13, 2019
Failed to execute postMessage on DOMWindow: The target origin provided does not match Self-hosting	7	18383	January 5, 2018
[solved] Error Embedding Support	5	2724	February 13, 2017
Unable to embed local Discourse to local Ghost instance Support	7	793	January 12, 2021
Error embedding Discourse Support	7	724	May 30, 2020

Failed to execute 'postMessage' on 'DOMWindow'

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