root@webmin:/home/j***# sh -c "$(curl -fsSL https://software.virtualmin.com/gpl/scripts/virtualmin-install.sh)" -- --bundle LAMP
[INFO] Installation log is written to /home/j***/virtualmin-install.log

Welcome to the Virtualmin GPL installer, version 7.5.2

This script must be run on a freshly installed supported OS. It does not
perform updates or upgrades (use your system package manager) or license
changes (use the "virtualmin change-license" command).

The systems currently supported by the install script are:

Red Hat Enterprise Linux and derivatives
  - RHEL 8 and 9 on x86_64
  - Alma and Rocky 8 and 9 on x86_64
  - CentOS 7 on x86_64

Debian Linux and derivatives
  - Debian 10, 11 and 12 on i386 and amd64
  - Ubuntu 20.04 LTS, 22.04 LTS and 24.04 LTS on i386 and amd64

If your OS/version/arch is not listed, installation will fail. More
details about the systems supported by the script can be found here:

https://www.virtualmin.com/os-support

The selected package bundle is LAMP and the size of install is
full. It will require up to 2 GB of disk space.

Exit and re-run this script with --help flag to see available options.

Continue? (y/n) y

▣◻◻◻ Phase 1 of 4: Check
Checking system time ✔
Checking Perl installation ✔
Checking CA certificates package ✔
Checking HTTP client ✔
Checking GPG package ✔

▣▣◻◻ Phase 2 of 4: Setup
[ERROR] Your system hostname webmin is not fully qualified.
Please enter a fully qualified hostname (e.g.: host.example.com): webmin.def***.com
Downloading Virtualmin 7 key ✔
Installing Virtualmin 7 key ✔
Downloading repository metadata ✘

[ERROR] Something went wrong. Exiting.
[ERROR] The last few log entries were:
Hit:1 http://security.ubuntu.com/ubuntu noble-security InRelease
Hit:2 http://us.archive.ubuntu.com/ubuntu noble InRelease
Ign:3 http://download.webmin.com/download/repository sarge InRelease
Hit:4 http://us.archive.ubuntu.com/ubuntu noble-updates InRelease
Get:5 http://download.webmin.com/download/repository sarge Release [19.2 kB]
Get:6 http://download.webmin.com/download/repository sarge Release.gpg [181 B]
Hit:7 http://us.archive.ubuntu.com/ubuntu noble-backports InRelease
Ign:6 http://download.webmin.com/download/repository sarge Release.gpg
Get:8 https://software.virtualmin.com/vm/7/gpl/apt virtualmin InRelease [10.7 kB]
Get:9 https://software.virtualmin.com/vm/7/gpl/apt virtualmin/main amd64 Packages [25.4 kB]
Get:10 https://software.virtualmin.com/vm/7/gpl/apt virtualmin/main all Packages [25.4 kB]
Reading package lists...
W: GPG error: http://download.webmin.com/download/repository sarge Release: The following signatures were invalid: 1719003ACE3E5A41E2DE70DFD97A3AE911F63C51 (untrusted public key algorithm: dsa1024)
E: The repository 'http://download.webmin.com/download/repository sarge Release' is not signed.
[2025-06-28 21:27:01 UTC] [INFO] Downloading repository metadata: [2025-06-28 21:27:01 UTC] [INFO] Failed with error: 100