If you can’t find an answer, prepare a report with the following information:
Which version of Mattermost are you using?
Mattermost Version: 5.12.3
Database Schema Version: 5.12.0
Database: mysql
A link to documentation used and the specific step at which you’re failing.
https<colon forward slash forward slash>docs.mattermost.com/install/config-ssl-http2-nginx.html?highlight=nginx%20ssl
Step 7. Running "./letsencrypt-auto certonly --standalone" results in an error.
Relevant output of error logs in mattermost.log from directory where Mattermost is installed
Surround code and console output with backticks (`) for easy reading.
Example: Text beginning and ending with backticks
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