Preview does not load in Pro

On my site ( I cannot see the previews anymore when I create a page in a different language (through Polylang). Is this maybe plugin related?

Hello There,

Thanks for writing in! There is no preview and there is an warning message:

The preview could not load due to the iframe response being incomplete. This is most often related to a plugin conflict, or customizations introducing a PHP error.

To troubleshoot this issue, please check out this article:

Hi there,

I can’t access your site as there is an internal server error. Would you mind providing your FTP login credentials as well?


Hi. I found the Polylang plugin to be the cause of the failure. What do you suggest: using a different translation plugin such as WPML?

Hi there,

Yes, the Polylang is not supported. Our developers are going to look into the possibility to bring the support of the Polulang but I strongly suggest that at the moment you use the WPML plugin for a multilingual website.

If you consider using the WPML you will need to follow the steps below:

Thank you.

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