Please fill out the fields below so we can help you better. Note: you must provide your domain name to get help. Domain names for issued certificates are all made public in Certificate Transparency logs (e.g. https://crt.sh/?q=example.com), so withholding your domain name here does not increase secrecy, but only makes it harder for us to provide help.
My domain is:
I ran this command:
certbot-auto
It produced this output:
Collecting certbot==0.21.1 (from -r /tmp/tmp.Vn4y2jOIUl/letsencrypt-auto-requirements.txt (line 206))
Could not find a version that satisfies the requirement certbot==0.21.1 (from -r /tmp/tmp.Vn4y2jOIUl/letsencrypt-auto-requirements.txt (line 206)) (from versions: 0.6.0, 0.7.0, 0.8.0, 0.8.1, 0.9.0, 0.9.1, 0.9.2, 0.9.3, 0.10.0, 0.10.1, 0.10.2, 0.11.0, 0.11.1, 0.12.0, 0.13.0, 0.14.0, 0.14.1, 0.14.2, 0.15.0, 0.16.0, 0.17.0, 0.18.0, 0.18.1, 0.18.2, 0.19.0, 0.20.0)
No matching distribution found for certbot==0.21.1 (from -r /tmp/tmp.Vn4y2jOIUl/letsencrypt-auto-requirements.txt (line 206))
My web server is (include version):
nginx
The operating system my web server runs on is (include version):
centos7
anyone have this problem,and how to solve it