DuckDns plugin stopped working, tosses and error about invalid anti-replay nonce

My DuckDns addon has been working great for ages, but everything that works has to be changed and stop working as is the law of the universe, or something… Anyway, this is the error I am getting and I am stuck:

+ Received 2 authorizations URLs from the CA
  + ERROR: An error occurred while sending post-request to https://acme-v02.api.letsencrypt.org/acme/authz-v3/111673864626 (Status 400)

Details:
HTTP/2 400 
server: nginx
date: Thu, 14 Dec 2023 20:14:51 GMT
content-type: application/problem+json
content-length: 177
boulder-requester: 111509900
cache-control: public, max-age=0, no-cache
link: <https://acme-v02.api.letsencrypt.org/directory>;rel="index"
replay-nonce: zXX7izQzw6iqfZa5OZSAI4j-jHapZQgcSLXzv0H5HjjPNv_xWLw

{
  "type": "urn:ietf:params:acme:error:badNonce",
  "detail": "JWS has an invalid anti-replay nonce: \"AOx6y72zv2DmdQ2_al1cYEHbb-47D_Ar1eH40R4q3Ps7Xh3sSts\"",
  "status": 400
}

/usr/bin/dehydrated: line 737: 1: unbound variable
EXPECTED value GOT EOF