docker启动报错 docker 每次都要sudo， 或者其他服务启动的时候，提示上述的错误ERROR: Couldn't connect to Docker daemon at http+docker://localunixsocket - is it running?添加docker group：sudo groupadd docker将当前用户加入docker group内sudo gpasswd -a ${USER} docker重启dockersudo systemctl restart docker切换当前会话到新 group 或者重启 X 会话newgrp - docker