I'm using Ubuntu 21.04. Everytime i try to add repositories I'm getting the following errors and I'm not able to install any applications. This is not happening for a specific repo, but for every repo.
Refer this example
root@mahesh-3567:/home/mahesh# sudo add-apt-repository 'deb http:
Repository: 'deb http:
Description:
Archive for codename: hirsuite components: main
More info: http:
Adding repository.
Press [ENTER] to continue or Ctrl-c to cancel.
Adding deb entry to /etc/apt/sources.list.d/archive_uri-http_dl_winehq_org_wine-builds_ubuntu-hirsute.list
Adding disabled deb-src entry to /etc/apt/sources.list.d/archive_uri-http_dl_winehq_org_wine-builds_ubuntu-hirsute.list
Hit:1 http:
Hit:2 https:
Hit:3 http:
Get:4 http:
Ign:5 http:
Hit:6 http:
Hit:7 http:
Get:8 http:
Hit:9 http:
Ign:10 http:
Hit:11 http:
Hit:12 http:
Hit:13 https:
Err:14 http:
404 Not Found [IP: 91.189.95.85 80]
Hit:15 http:
Err:16 http:
404 Not Found [IP: 91.189.95.85 80]
Ign:17 http:
Err:18 http:
404 Not Found [IP: 199.232.46.217 80]
Reading package lists... Done
E: The repository 'http:
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.
E: The repository 'http:
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.
E: The repository 'http:
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.
root@mahesh-3567:/home/mahesh#
Please let me know how to solve this issue