In my build I install certbot using: add-apt-repository universe && add-apt-repository ppa:certbot/certbot && apt-get -y update && apt-get -y install certbot I ran this command: certbot --version (or with any arguments that where tested in the past) It produced this output: AttributeError: mod…

Certbot.plugins.common has no attribute 'TLSSNI01'

orangepizza December 31, 2019, 1:29am 2

that challenge was removed due to vulnerability

Topic		Replies	Views
Certbot command An unexpected error occurred: AttributeError: 'module' object has no attribute 'TLSSNI01' Help	6	4721	February 21, 2020
An unexpected error occurred:AttributeError: 'module' object has no attribute 'TLSSNI01' Help	1	738	February 13, 2020
'certbot.plugins.common' has no attribute 'TLSSNI01' Help	12	7721	February 11, 2020
Renewal error : AttributeError: 'module' object has no attribute 'TLSSNI01' Help	5	7879	March 1, 2020
Another "AttributeError: 'module' object has no attribute 'TLSSNI01'" help post Help	4	1087	January 17, 2021