What to do if docker fails to install nginx

Solution to the failure of docker to install nginx: 1. Delete the originally installed nginx container through "docker rm nginx"; 2. Delete the nginx image file; 3. Reinstall and start nginx.

The operating environment of this article: ubuntu 18.04 system, Docker version 20.10.11, Dell G3 computer.

What should I do if docker fails to install nginx?

Error—Docker installs nginx and reports an error

Docker reported an error when installing nginx

I tried uninstalling docker and reinstalling it, deleting nginx, and deleting the nginx image file to no avail. Finally, I found that the Linux and docker version compatibility issues

1、查看你当前的内核版本 uname -r 2、更新yum包 sudo yum update 3、卸载已安装的docker（如果安装过的话） yum remove docker docker-common docker-selinux docker-engine 4、安装需要的软件包 sudo yum install -y yum-utils device-mapper-persistent-data lvm2 5、设置yum源 sudo yum-config-manager --add-repo https://download.docker.com/linux/centos/docker-ce.repo 6、可以查看所有仓库中所有docker版本，并选择特定版本安装 yum list docker-ce --showduplicates | sort -r 7、重新安装docker sudo yum install docker-ce 8、启动docker sudo systemctl start docker 9、验证安装是否成功 docker virsion #查看docker的版本 docker ps #查看当前正在运行的容器 10、删除原本装好的nginx容器（如果安装过） docker rm nginx(容器名字或者id) 11、删除nginx镜像文件 docker images #查看镜像文件 docker rmi nginx #删除nginx镜像 docker rmi -f nginx #强制删除nginx镜像 12、重装并启动nginx docker run --name nginx -d -p 80:80 nginx 13、安装成功，测试成功

Recommended study: "Docker Video Tutorial"

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