Error400;URN:IETF:PARAM:ACME

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    Build my web
  • show what you have already tried,

Caddyfile:
sanwzzz.club:443 {
root /caddy/www/index.html
tls 1023837091@qq.com
log /caddy/log/access.log
gzip
}
caddy -conf /caddy/Caddyfile

  • include error messages and log output,

Log:
Activating privacy features… 2018/05/19 13:31:48 [sanwzzz.club] failed to get certificate: acme: Error 400 - urn:ietf:params:acme:error:connection - Fetching http://sanwzzz.club/.well-known/acme-challenge/PZKK9RVy9xETP0wAtgid_dd5gHyCKAlzyTeudM7zHfI: Error getting validation data

Looks like there’s currently an instance of Caddy up at that website with a valid certificate (fairly fresh, too) - are you still getting this error?

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