I’m trying setup SSL for my domain name but it is error Hit:1 https://repos.insights.digitalocean.com/apt/do-agent main InRelease Hit:2 http://mirrors.digitalocean.com/ubuntu hirsute InRelease Hit:3 http://mirrors.digitalocean.com/ubuntu hirsute-updates InRelease Hit:4 http://mirrors.digitalocean.com/ubuntu hirsute-backports InRelease Ign:5 http://ppa.launchpad.net/certbot/certbot/ubuntu hirsute InRelease Hit:6 http://security.ubuntu.com/ubuntu hirsute-security InRelease Err:7 http://ppa.launchpad.net/certbot/certbot/ubuntu hirsute Release *** 404 Not Found [IP: 184.108.40.206 80]*** Reading package lists… Done E: The repository ‘http://ppa.launchpad.net/certbot/certbot/ubuntu hirsute Release’ does not have a Release file. N: Updating from such a repository can’t be done securely, and is therefore disabled by default. N: See apt-secure(8) manpage for repository creation and user configuration details.
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