apt-key adv --recv-keys --keyserver keyserver.ubuntu.com 0A506F712A7D8A38
Executing: gpg --ignore-time-conflict --no-options --no-default-keyring --homedir /tmp/tmp.uC8zLPecpA --no-auto-check-trustdb --trust-model always --keyring /etc/apt/trusted.gpg --primary-keyring /etc/apt/trusted.gpg --keyring /etc/apt/trusted.gpg.d/deb-multimedia-keyring.gpg --keyring /etc/apt/trusted.gpg.d/debian-archive-jessie-automatic.gpg --keyring /etc/apt/trusted.gpg.d/debian-archive-jessie-security-automatic.gpg --keyring /etc/apt/trusted.gpg.d/debian-archive-jessie-stable.gpg --keyring /etc/apt/trusted.gpg.d/debian-archive-squeeze-automatic.gpg --keyring /etc/apt/trusted.gpg.d/debian-archive-squeeze-stable.gpg --keyring /etc/apt/trusted.gpg.d/debian-archive-wheezy-automatic.gpg --keyring /etc/apt/trusted.gpg.d/debian-archive-wheezy-stable.gpg --recv-keys --keyserver keyserver.ubuntu.com 0A506F712A7D8A38
gpg: demande de la clef 2A7D8A38 sur le serveur hkp keyserver.ubuntu.com
gpgkeys: key 0A506F712A7D8A38 not found on keyserver
gpg: aucune donnée OpenPGP valable n'a été trouvée.
gpg: Quantité totale traitée : 0
J'ai testé aussi en changent le ubuntu par opensuse, vu que j'avais ça dans mon terminal.
apt-key adv --recv-keys --keyserver keyserver.opensuse.org 0A506F712A7D8A38
Executing: gpg --ignore-time-conflict --no-options --no-default-keyring --homedir /tmp/tmp.UVnX7wSOHz --no-auto-check-trustdb --trust-model always --keyring /etc/apt/trusted.gpg --primary-keyring /etc/apt/trusted.gpg --keyring /etc/apt/trusted.gpg.d/deb-multimedia-keyring.gpg --keyring /etc/apt/trusted.gpg.d/debian-archive-jessie-automatic.gpg --keyring /etc/apt/trusted.gpg.d/debian-archive-jessie-security-automatic.gpg --keyring /etc/apt/trusted.gpg.d/debian-archive-jessie-stable.gpg --keyring /etc/apt/trusted.gpg.d/debian-archive-squeeze-automatic.gpg --keyring /etc/apt/trusted.gpg.d/debian-archive-squeeze-stable.gpg --keyring /etc/apt/trusted.gpg.d/debian-archive-wheezy-automatic.gpg --keyring /etc/apt/trusted.gpg.d/debian-archive-wheezy-stable.gpg --recv-keys --keyserver keyserver.opensuse.org 0A506F712A7D8A38
gpg: demande de la clef 2A7D8A38 sur le serveur hkp keyserver.opensuse.org
?: keyserver.opensuse.org: Host not found
gpgkeys: HTTP fetch error 7: couldn't connect: Success
gpg: aucune donnée OpenPGP valable n'a été trouvée.
gpg: Quantité totale traitée : 0
Et aussi
apt-key adv --recv-keys --keyserver keyserver.download.opensuse.org 0A506F712A7D8A38
Executing: gpg --ignore-time-conflict --no-options --no-default-keyring --homedir /tmp/tmp.SSXUdtKrG6 --no-auto-check-trustdb --trust-model always --keyring /etc/apt/trusted.gpg --primary-keyring /etc/apt/trusted.gpg --keyring /etc/apt/trusted.gpg.d/deb-multimedia-keyring.gpg --keyring /etc/apt/trusted.gpg.d/debian-archive-jessie-automatic.gpg --keyring /etc/apt/trusted.gpg.d/debian-archive-jessie-security-automatic.gpg --keyring /etc/apt/trusted.gpg.d/debian-archive-jessie-stable.gpg --keyring /etc/apt/trusted.gpg.d/debian-archive-squeeze-automatic.gpg --keyring /etc/apt/trusted.gpg.d/debian-archive-squeeze-stable.gpg --keyring /etc/apt/trusted.gpg.d/debian-archive-wheezy-automatic.gpg --keyring /etc/apt/trusted.gpg.d/debian-archive-wheezy-stable.gpg --recv-keys --keyserver keyserver.download.opensuse.org 0A506F712A7D8A38
gpg: demande de la clef 2A7D8A38 sur le serveur hkp keyserver.download.opensuse.org
?: keyserver.download.opensuse.org: Host not found
gpgkeys: HTTP fetch error 7: couldn't connect: Success
gpg: aucune donnée OpenPGP valable n'a été trouvée.
gpg: Quantité totale traitée : 0
Host no found, l'adresse doit pas être bonne...