[design]

Thanks for the quick reply.

I willask my provider.
For now I solved the problem by maken a new newsletter from scratch (so I did not use a template).
That worked!

So the client is happy!
And I am too.

Regards,
Nils Hilbers
Design@lichting98.nl

[design]

Hi Newsletter,
I have the same problem.
I have a newsletter that can not be send because of this error

https://www.dantehaarlem.nl/wp-admin/admin.php?page=newsletter_emails_edit&id=20

– –
It worked in january 2026, but now it will not.
Even when I deactivate all th other plugins I get the same error message.
I am running the latest version of WordPress (7.0) and all do not see any errors in the system.
The website = https://www.dantehaarlem.nl/
And this is the post I want to send as newsletter = https://www.dantehaarlem.nl/nieuwsbrief-mei-2026/

Please help!

Regards,
Nils Hilbers
Design@lichting98.nl

[Author]

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