Certbot doesn't work anymore. ACMEv1 has been terminated. What to do?

As I was following the tutorial on digitalocean’s doc on how to setup a free SSL using certbot:

I came across an error for the first time saying:

An unexpected error occurred: The client lacks sufficient authorization :: Error creating new authz :: Validations for new domains are disabled in the V1 API (

I have no idea on how to fix it. Can anyone please help?


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Hi @yashjain27,

I believe that Let’s Encrypt ACMEv1 protocol is no longer supported and you should upgrade to an ACMEv2.

You can take a look at the answer here on how to do that:

Hope that this helps! Regards, KFSys