Fix for error: ‘Namespace’ object has no attribute ‘standalone_supported_challenges’. ERPNext

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If you have a self hosted ERPNext installed using frappe and if you faced the error Renewal configuration file /etc/letsencrypt/renewal/ (cert: produced an unexpected error: 'Namespace' object has no attribute 'standalone_supported_challenges'. Skipping, then here is the fix for it.

All you got to try is, go to the domain specific config file /etc/letsencrypt/renewal/ and

then remove or comment the line standalone_supported_challenges = tls-sni-01,

save the file and

run the command sudo bench renew-lets-encrypt, you will see the success message Congratulations, all renewals succeeded

Thanks to kmwenga for the tip.

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