I have the same problem in 4 servers. (from centos 6.5 to redhat 8) , all of them worked flawlessly with letsencrypt until this week, no changes were made on the servers, no updates, no software installation, no script modifications, etc. To try to solve the problem I changed from X1 to X2 and back…

because it worked for ages only with the ISRG root x1 and an old chain (that chain was added later by the script). now it's working. this is the working script #!/bin/sh DOMAIN=example.com DIRECTORY=/etc/letsencrypt/live/$DOMAIN su - zimbra -c "zmcontrol stop" /usr/bin/certbot certonly --stan…

Zimbra unable to get local issuer cert

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Zimbra unable to get local issuer cert

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