Conflicting Values Set For Option Signed-by Regarding Source Https //download.docker.com ((better)) Access

You have Docker sources in both /etc/apt/sources.list and /etc/apt/sources.list.d/ .

This will output a list of filenames and the lines causing the conflict. 2. Clean Up the Sources You have Docker sources in both /etc/apt/sources

An old installation attempt left behind a configuration that clashes with a new one. How to Fix the Conflict 1. Identify the Duplicates Clean Up the Sources An old installation attempt

If you see Docker mentioned in sources.list (the main file), itвЂ™s best to remove it and keep the dedicated .list file. After cleaning the files and syncing the paths,

After cleaning the files and syncing the paths, run: sudo apt update The "conflicting values" warning should now be gone. рџ’Ў Quick Tip

Ensure the signed-by path matches exactly where you saved the Docker GPG key. A standard entry looks like this: deb [arch=amd64 signed-by=/etc/apt/keyrings/docker.asc] https://docker.com jammy stable 4. Refresh the GPG Key

Modern Linux systems are transitioning from the old apt-key method to a more secure GPG key storage system. This conflict typically arises because: