gnupg, gnupg2 and gnupg1 do not seem to be installed, but one of them is required for this operation
摘要：
apt-key adv --keyserver pgp.mit.edu --recv-keys ED444FF07D8D0BF6 给服务器添加公钥时报错如下： gnupg, gnupg2 and gnupg1 do not seem to be installed, but one of them 阅读全文