W: GPG error: https://wiki.t-firefly.com/firefly-rk3399-repo bionic InRelease: The following signatures couldn't be verified because the public key is not available: NO_PUBKEY BA034B64648B0073
W: The repository 'http://wiki.t-firefly.com/firefly-rk3399-repo bionic InRelease' is not signed.
N: Data from such a repository can't be authenticated and is therefore potentially dangerous to use.
N: See apt-secure(8) manpage for repository creation and user configuration details.
E: Failed to fetch http://wiki.t-firefly.com/firefl ... ts/bionic/InRelease Unable to find expected entry 'main/source/Sources' in Release file (Wrong sources.list entry or malformed file)
E: Some index files failed to download. They have been ignored, or old ones used instead.
更换163的源apt-get update,报如下错误:
W: The repository 'http://mirrors.163.com/debian wheezy-proposed-updates Release' does not have a Release file.
N: Data from such a repository can't be authenticated and is therefore potentially dangerous to use.