Aug 12, 2019 ยท To generate this message, Docker took the following steps: 1. The Docker client contacted the Docker daemon. 2. The Docker daemon pulled the "hello-world" image from the Docker Hub. (amd64) 3. The Docker daemon created a new container from that image which runs the executable that produces the output you are currently reading. 4.. This will solve the issue in most cases. 3.1. Start Docker Using Service. Generally, when we install the Docker using the package manager, it creates a Docker service. This makes it easy to manage the Docker. Let's now start the Docker using the systemctl service command: $ systemctl start docker. "/>Trivy cannot connect to the docker daemon