Error on update with Debian 11 and MySql 8. On apt update…
# apt-get update
Get:1 http://repo.mysql.com/apt/debian bullseye InRelease [12.9 kB]
Hit:2 http://deb.debian.org/debian bullseye InRelease
Get:3 http://deb.debian.org/debian bullseye-updates InRelease [39.4 kB]
Hit:4 http://security.debian.org/debian-security bullseye-security InRelease
Err:1 http://repo.mysql.com/apt/debian bullseye InRelease
The following signatures couldn't be verified because the public key is not available: NO_PUBKEY 467B942D3A79BD29
Hit:5 https://repo.zabbix.com/zabbix/6.0/ubuntu focal InRelease
Fetched 52.2 kB in 1s (85.6 kB/s)
Reading package lists... Done
W: An error occurred during the signature verification. The repository is not updated and the previous index files will be used. GPG error: http://repo.mysql.com/apt/debian bullseye InRelease: The following signatures couldn't be verified because the public key is not available: NO_PUBKEY 467B942D3A79BD29
W: Failed to fetch http://repo.mysql.com/apt/debian/dists/bullseye/InRelease The following signatures couldn't be verified because the public key is not available: NO_PUBKEY 467B942D3A79BD29
W: Some index files failed to download. They have been ignored, or old ones used instead.
Now Run…
# sudo apt-get clean
# sudo apt-key adv --keyserver pgp.mit.edu --recv-keys 3A79BD29
Warning: apt-key is deprecated. Manage keyring files in trusted.gpg.d instead (see apt-key(8)).
Executing: /tmp/apt-key-gpghome.7TRQcyvu7f/gpg.1.sh --keyserver pgp.mit.edu --recv-keys 3A79BD29
gpg: key 467B942D3A79BD29: public key "MySQL Release Engineering <mysql-build@oss.oracle.com>" imported
gpg: Total number processed: 1
gpg: imported: 1
Then update
# sudo apt-get update
Get:1 http://repo.mysql.com/apt/debian bullseye InRelease [12.9 kB]
Hit:2 http://deb.debian.org/debian bullseye InRelease
Hit:3 http://deb.debian.org/debian bullseye-updates InRelease
Hit:4 http://security.debian.org/debian-security bullseye-security InRelease
Hit:5 https://repo.zabbix.com/zabbix/6.0/ubuntu focal InRelease
Get:6 http://repo.mysql.com/apt/debian bullseye/mysql-8.0 Sources [942 B]
Get:7 http://repo.mysql.com/apt/debian bullseye/mysql-apt-config amd64 Packages [567 B]
Get:8 http://repo.mysql.com/apt/debian bullseye/mysql-8.0 amd64 Packages [8,435 B]
Get:9 http://repo.mysql.com/apt/debian bullseye/mysql-tools amd64 Packages [6,904 B]
Fetched 29.7 kB in 1s (25.3 kB/s)
Reading package lists... Done
dont work
sudo apt-key adv –keyserver pgp.mit.edu –recv-keys 3A79BD29
Warning: apt-key is deprecated. Manage keyring files in trusted.gpg.d instead (see apt-key(8)).
Executing: /tmp/apt-key-gpghome.kUeowxcxSK/gpg.1.sh –keyserver pgp.mit.edu –recv-keys 3A79BD29
^X@sc
gpg: keyserver receive failed: No keyserver available