no_pubkey

환경 OS : Ubuntu 20.04 MYSQL : 8.0.26     발생에러 Err:1 http://repo.mysql.com/apt/ubuntu focal InRelease The following signatures couldn’t be verified because the public key is not available: NO_PUBKEY 467B942D3A79BD29 .. .. 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/ubuntu focal 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/ubuntu/dists/focal/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.     원인 URL : https://docs.oracle.com/cd/E17952_01/mysql-8.0-relnotes-en/news-8-0-28.html#mysqld-8-0-28-packaging https://dev.mysql.com/doc/refman/8.0/en/checking-gpg-signature.html The GnuPG build key used to sign MySQL downloadable packages has been updated. The previous GnuPG build key is set to expire on 2022-02-16. [ more… ]