Cornerstone error (using WPML)

Dear support,

I’m getting the following error:
The preview was unresponsive after loading. This is most often related to a plugin conflict or aggressive page cacheing.

I’ve tried everything I could find on the forum, but without success. I’m using WPML, so that could be the cause. However, I can’t seem to resolve it myself. Besides, Cornerstone seems really slow.

I hope you can help me!

Kind regards,

Hugo Gerritsen

Hi there,

Thanks for posting in and sorry to hear that you’re having this issue. But there could be many possible reasons.

But upon my initial check, it looks like your site is served through CF caches, it may affect the loading process of the builder of not configured correctly, please check for the following first:

  1. Ensure everything is up to date according to our version compatibility list at https://theme.co/apex/forum/t/troubleshooting-version-compatibility/195. Please follow the best practices when updating your theme and plugins. See https://theme.co/apex/forum/t/setup-updating-your-themes-and-plugins/62 for more details.

  2. Clear all caches including browser cache then deactivate your caching plugins and other optimization plugins.

  3. If you’re using a CDN, please clear the CDN’s cache and disable optimization services.

  4. Test for a plugin conflict. You can do this by deactivating all third party plugins, and seeing if the problem remains. If it’s fixed, you’ll know a plugin caused the problem, and you can narrow down which one by reactivating them one at a time.

  5. Remove custom CSS, Javascript and templates.

  6. Reset your htaccess file by renaming it to .htaccess-bak. Then in WP Admin Menu, go to Settings > Permalinks and just click the Save Changes button.

  7. Contact your host to increase your allocated memory or do it yourself by adding this code in your wp-config.php

define( 'WP_MEMORY_LIMIT', '256M' );
define( 'WP_MAX_MEMORY_LIMIT', '512M' );
  1. Please make sure to add this to your CF’s page rules to skip optimization and caching.

http://example.com/x* http://example.com/*cornerstone*

But make sure example.com is replaced with your own domain. Then please purge your CF’s caches.

If you still getting the issue, then yes, please provide your login credentials in both site admin and CF. Please provide them in the secure note.

Thanks.

I just tried everything above. It doesn’t help me.

When I try to edit https://example.com/page it is very fast and gives no errors.
When I try to edit https://example.com/nl/page it gives a lot of problems. Page is not loading. It gives an error. It is slow.

I’m using WPML to achieve this and before this URL structure I used a subdomain (https://nl.example.com), which gives the same problems.

The problem occured a few weeks ago and was never there before. So I have no idea what to do next. I have completely disabled Cloudflare now and included the login details in the ‘Secure Note’.

Hi Hugo,

I’ve shared a link of a video screencast showing the Cornerstone editor while editing one of the nl pages in a secure note to this reply. I got it working fine after clicking “Try again” in the preview error, this preview error might happen temporarily with some pages when there are many sections on this page with some resources that your server configuration couldn’t accommodate at the moment, usually this is a temporary issue as I said and clicking try again will get it working, that’s for sure will get a lot of enhancement in the next releases.

I know you have mentioned that you are getting “a lot of problems”, could you please let us know what are these problems? other than the preview error?

Also, I suggest checking Cornerstone on different browsers, specially Chrome incognito mode to avoid browser caching.

Let me know how it goes,
Thanks.

Thank you for your response.

Based on your answer, I would think that my server should need an upgrade. Is this the case? Would a better server load Cornerstone better?

It also looks like pages without the ‘/nl/’ subdirectory load much faster on Cornerstone. Is this also related to server capabilities?

Some issues my client gave me:

  • Client: “I saved the page and it showed the ‘save’ notification. However, it didn’t save the changes became clear later on.”

  • Client: “Loading Cornerstone takes a long time. Sometimes it is just stuck at the white loading screen with the black circle. After +10 minutes I decided to quit.”

Thanks in advance for all your efforts!

Hello There,

I have checked your site and your server settings is quite enough to run Cornerstone and the theme. There is just a slight issue with the way the page is being loaded in the editor. Loading the page in the address as https://example.com/nl/page and then click “X > Edit Page” will have issues. The proper way of editing the page is to edit the default page language such as https://example.com/page and when it is loaded in the editor, you will have to toggle the language icon in the lower right of the editor as shown in the screenshot below:

Hope this helps.

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