I got the same issue in the same conditions.
We’re overriding thankyou page in our own theme.
Waiting for an answer.
Thanks in advance
Hi!
I finally found the problem. Someone on my website translated with Loco Translate some strings with “%1$s” and decide to put some spaces…
There’s no bug to fix. 🙂
Hi,
I already did that and I didn’t see any fatal error.
Here’s a debug file just for one attempt:
https://file.io/wt90OZONkulm
I had to make a link because the file is 1700 line long.