Open zoujiaqing opened 7 years ago
root@debian:/home/zoujiaqing# wget http://download.opensuse.org/repositories/home:/tpokorra:/mono/Debian_8.0/Release.key --2016-12-28 18:02:20-- http://download.opensuse.org/repositories/home:/tpokorra:/mono/Debian_8.0/Release.key Resolving download.opensuse.org (download.opensuse.org)... 195.135.221.134, 2001:67c:2178:8::13 Connecting to download.opensuse.org (download.opensuse.org)|195.135.221.134|:80... connected. HTTP request sent, awaiting response... 200 OK Length: 1007 [application/pgp-keys] Saving to: ‘Release.key’ Release.key 100%[======================================================================>] 1007 --.-KB/s in 0s 2016-12-28 18:02:20 (178 MB/s) - ‘Release.key’ saved [1007/1007] root@debian:/home/zoujiaqing# apt-key add - < Release.key OK root@debian:/home/zoujiaqing# apt update Hit:1 http://mirrors.tuna.tsinghua.edu.cn/debian sid InRelease Hit:2 http://mirrors.tuna.tsinghua.edu.cn/debian stretch InRelease Hit:3 http://security.debian.org/debian-security stretch/updates InRelease Ign:4 http://download.opensuse.org/repositories/home:/tpokorra:/mono/Debian_8.0 InRelease Hit:5 http://download.opensuse.org/repositories/home:/tpokorra:/mono/Debian_8.0 Release Get:6 http://download.opensuse.org/repositories/home:/tpokorra:/mono/Debian_8.0 Release.gpg [189 B] Ign:6 http://download.opensuse.org/repositories/home:/tpokorra:/mono/Debian_8.0 Release.gpg Reading package lists... Done W: GPG error: http://download.opensuse.org/repositories/home:/tpokorra:/mono/Debian_8.0 Release: The following signatures were invalid: C9F1CBDA0898A8E332C2A8BCE21C4F884E1220C3 E: The repository 'http://download.opensuse.org/repositories/home:/tpokorra:/mono/Debian_8.0 Release' is not signed. N: Updating from such a repository can't be done securely, and is therefore disabled by default. N: See apt-secure(8) manpage for repository creation and user configuration details.
Solution:
apt-get install monodevelop-opt --allow-unauthenticated