fixed "Domain name contains an invalid character"

zimbra-man.sh

@@ -174,7 +174,7 @@ certrenew() {
   fi
   certbot certonly --standalone --email "${certemail}" \
     --key-type rsa --rsa-key-size 2048 \
-    --preferred-chain "ISRG Root X1" "${certarray}"
+    --preferred-chain "ISRG Root X1" ${certarray}
   wget -O - https://letsencrypt.org/certs/isrgrootx1.pem.txt \
     --no-check-certificate >> "/etc/letsencrypt/live/${certfirst}/chain.pem"
   su - zimbra -c "/opt/zimbra/bin/zmcontrol start"
@@ -262,6 +262,7 @@ fi
 # MAIN:
 #
 
+
 if checkroot; then
 
   if [ "${does}" = "ssl" ]; then