Cannot connect to the docker daemon at tcp docker 2376 is the docker daemon running yaml file : runners: privileged: true dind which use the last version of docker server which is not listening anymore at 2375 but at 2376. podLabel, namespace: 'default', name: 'jenkins-build', yaml: yamlConfigString, cloud: 'kubernetes', volumes: [ emptyDirVolume(mountPath: '/var/lib/docker', memory: false) ], imagePullSecrets: I have docker-compose file which is working fine locally on my computer. I’ve tried restarting everything Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand; OverflowAI GenAI features for Teams; OverflowAPI Train & fine-tune LLMs; Labs The future of collective knowledge sharing; About the company For some reason, even though I ran this command earlier (and it didn't work at that time), for some reason something else I did while going through the answers on this list led to this command suddenly working for me. well I can't find that code as I changed this later on. If you make e. Is the docker daemon running? Shouldn't it try to connect on port 2376? What am I missing here? My host running Resolving the "Cannot connect to the Docker daemon" Error. sock. Tried to run with sudo. Step 2: Check Docker Daemon Settings. By default, docker daemon just listen on unix socket. When creating docker swarm cluster, the swarm manager need to access the docker daemon of swarm agent nodes remotely. 2. 59. I thought it was restarting In this case I am not sure I am right, but since Docker Desktop runs everything (including the docker daemon) in a virtual machine, the problem could be that you can access the local port on your machine but Docker also tries to access it inside the virtual machine where llocalhost could mean something else, an other loopback IP address or it doesn’t exist at all. Expected behavior Docker to connect to daemon, given the little Whale is up in the menu bar (MacOS 10. pid. 27 Go version: go1. 1:2376 – docker-machine ls NAME ACTIVE DRIVER STATE URL SWARM DOCKER ERRORS dmzy * generic Running tcp://192. 13. The first step is to verify that Docker Desktop is running on your Windows machine. 5-dind image as shown by the "How to use this image" section. Is the docker daemon running on this host? This hello! i installed docker from this link but i always had this message : Cannot connect to the Docker daemon at unix:///var/run/docker. Is the docker daemon running? errors pretty printing You can't (*) run Docker inside Docker containers or images. Is the doc I have problem connecting windows docker to WSL 2 under ubuntu linux distros. 8 Git commit: c2ea9bc Built: Mon Oct 4 16:08:29 Ssl 2015 2:26 /usr/bin/docker daemon -H fd:// --exec-opt native. 56:2376 v18. – Jason Potter. Full log: Running with gitlab-runner 13. Warning: failed to get default registry endpoint from daemon (Cannot connect to the Docker daemon at tcp://192. 1:2375. g. 2nd way: remove environment: DOCKER_TLS_CERTDIR: "" So, you use DOCKER_HOST: tcp://dind:2376. It returned "Cannot connect to the Docker daemon at tcp://localhost:2376. In this example, the docker CLI is trying to contact the By default, the Docker daemon listens for connections on a Unix socket to accept requests from local clients. 99. Cannot connect to the Docker daemon at tcp://0. Is the docker daemon running?" Solution: So I followed the next steps, as advised in another Cannot connect to the Docker daemon at tcp://localhost:2375. In Gitlab CI, when I want to push my image, I get: Cannot connect to the Docker daemon at tcp://docker:2375. 0 Role: primary Strategy: spread Filters: health, port, dependency, affinity, constraint However So, initially, I run in Mac terminal docker ps. name: docker:stable # This will run a Docker daemon in a container (Docker-In-Docker), which will # be available at thedockerhost:2375. As you say, commands like systemctl and service don't (*) work inside Docker anywhere. Not exactly sure why. 5 Git commit: e46aec0 Built: Mon May 22 18:46:40 2017 OS/Arch: linux/amd64 Cannot connect to the Docker daemon at tcp://10. summerwind. In the deployment file there is this entry which is setting the docker host env variable before building the image Cannot connect to the Docker daemon at tcp://localhost:2376. 1-cs4 API version: 1. 176:2376 v18. Is the docker daemon running? I've tried with restarting the docker Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand; OverflowAI GenAI features for Teams; OverflowAPI Train & fine-tune LLMs; Labs The future of collective knowledge sharing; About the company Hi guys. yml as suggested in that entry and it worked for me: The docker daemon can listen on three different types of Socket: unix, tcp and fd. gitlab-ci. dev/v1alpha1 kind: RunnerDeployment metadata: name: github-actions-r Just only try to do the same command but with sudo in the beginning. @tgeliot If I use sudo on docker ps, I lose the configuration set in . Below is an example of the error It's not able to reach the daemon, so it assumes it's not running and shows this error: Cannot connect to the Docker daemon. Is the docker daemon running? After enabling “Expose daemon on 2375” setting in Docker Desktop, you have to manually restart. 30. Step 1: Ensure Docker Desktop is Running. sock‘” appears, commands like `docker run` or `docker ps` won’t work, Now I am able to get primary manager up Containers: 0 Running: 0 Paused: 0 Stopped: 0 Images: 0 Server Version: swarm/1. I register gitlab-runner on the same pc and every pipeline where I use any docker command fails with an error: "docker: Cannot connect to the Docker daemon at tcp://localhost:2375. 0. docker. . Is the docker daemon running? When running your docker CERTDIR: "" in dind. port 5000 public in The "docker cannot connect to docker daemon" error happens when the Docker client loses connection to the daemon service. I gave the address that points to the localhost as sudo docker -d -H 127. Is the docker daemon running? When the error “Cannot connect to the Docker daemon at ‘unix:///var/run/docker. So I updated my . Asking for help, clarification, or responding to other answers. 41 Go version: go1. And in any case you can't use any host-system resources, including the host's Docker socket, from anywhere in a Dockerfile. 64. If the service is running, try to run the same container, but as root. So I killed the old docker process pid by doing a rm -R on /var/run/docker. 6) and "running". Is the docker daemon running? I also tried to put in a values. 2:2376. 09 stage: The Docker daemon can listen for Docker Engine API requests via three different types of Socket: unix, tcp, and fd. node:7-alpine Cannot connect to the Docker daemon at tcp://dind:2375. 9 API version: 1. You can't (*) start background services inside a Dockerfile. Share. If you need to access the Docker daemon remotely, you need to enable the tcp socket. Is the docker daemon running? Tried restarting the server, same problem. 102:2376. Actual behavior (in terminal) Cannot connect to the Docker daemon at tcp://192. The typical challenge is just that most of the time folks don’t configure a Docker daemon to listen on the public internet, and the hosted Terraform Cloud execution . 5 eval $(docker-machine env host1) docker ps Cannot conn Thanks for contributing an answer to Stack Overflow! Please be sure to answer the question. So, you use DOCKER_HOST: tcp://dind:2375. 1 (6fbc7474) on docker-runner privileged GYDNagVx Preparing the "docker" executor 00:21 Using Docker executor with image docker:latest @alphascythian I’ve essentially done everything in that tutorial except fixing the /mnt/ stuff. Look for the Docker icon in the system tray. 03. Using system default: https://index. For example. Is the docker daemon running? Hi community, I have successfully installed ARC on my K3S cluster and created a RunnerDeployment: apiVersion: actions. Is the docker daemon running? Here is the code: docker-push: stage: publish image: Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand; OverflowAI GenAI features for Teams; OverflowAPI Train & fine-tune LLMs; Labs The future of collective knowledge sharing; About the company Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand; OverflowAI GenAI features for Teams; OverflowAPI Train & fine-tune LLMs; Labs The future of collective knowledge sharing; About the company Thanks for the reply. S My daemon is running in “tcp://localhost:2375” , but not sure why it is connecting to “tcp://docker:2375” How do I change to connect to daemon in “tcp://localhost:2375” instead of “tcp://docker:2375” I believe this is the issue but not sure. For step docker build, I always have: Cannot connect to the Docker daemon at tcp://docker:2375. Provide details and share your research! But avoid . Is the docker daemon running? Now when I try to do pretty much anything in docker nothing works, Portainer shows this I'm going to review the steps necessary to expose to daemon on port 2376 with TLS encryption. 0:2375. 35. If it’s not present or indicates that Docker is not running, start Docker Desktop and wait for it to initialize. 2-dind shows error, Cannot connect to the Docker daemon at tcp://docker:2375 0 GitlabRunner - tcp://localhost:2375. cgroupdriver=cgroupfs However, Docker itself refuses to talk to it: $ docker info Cannot connect to the Docker daemon. 1. Cannot connect to the Docker daemon at tcp://docker:2375/. Improve I am trying to manually use the docker:19. First, check whether the service is indeed running with systemctl status docker. Is the docker daemon running on this host? I am running the default Docker configuration, that is, I haven't changed any /etc files relating to this service. I’m using WSL on Windows 11 and installed Docker following instructions from Docker documentation - Install Docker Engine on Ubuntu | Docker Documentation renatospaka@LINA-QG:~/dev$ docker version Client: Docker Engine - Community Version: 20. Next, review your If you specify (in the host provider configuration argument) the address of a Docker daemon that the Terraform Cloud execution environment can reach then I don’t see any reason why it shouldn’t work. 10. 103:2376. Docker tries to connect to local docker daemon by default via unix sockets. 7. Cannot connect to the Docker daemon at tcp:///0. Is the docker daemon running?). The "Cannot connect to the Docker daemon" error occurs when the user attempts to issue a command using the Docker CLI. Is the docker daemon Client: Version: 1. 7 host1 - generic Running tcp://192. For some reason, Docker in WSL can’t see the daemon at the specified address. 101. Commented Jul 24, 2022 at 18:15. bashrc to use tcp://localhost:2375 to connect to the Windows daemon. Then I started docker using the -H option. If it's working as root, then just add your user to the docker group, and Gitlab-runner, docker:20. You can configure Docker to accept requests from remote clients by configuring it to listen on an IP address and port as well as Cannot connect to the Docker daemon at tcp://docker:2375. service. sudo docker images sudo docker exec -it db4292380977 bash To avoid use sudo in the future you should run this command in Unix O. ERROR: Cannot connect to the Docker daemon at tcp://127. 09. 16. Is the docker daemon running? My ci file - build: image: docker:18. Here is subset of the commands I ran in-between the failing and working invocations of service docker restart: service docker stop, service docker start, docker inspect -f . This prevents running containers and managing This is usually the cause when the error message shows a TCP address: $ docker run hello-world:latest. Actual behavior $ docker run hello-world docker: Cannot connect to the Docker daemon at tcp://192. I just realized that I did not start my docker daemon using the -H option. First I am running the daemon $ docker run --privileged -d The issue is most likely that you are trying to use docker as a standard user who doesn't belong to the docker group, instead as root. Expected behavior docker run hello-world runs the hello world app and works immediately after installing docer. your docker daemon is trying to connect via tcp (2375), and it seems not enabled. So currently I have this template in jenkins shared lib: podTemplate(label: config. io/v1/ Cannot connect to the Docker daemon at tcp://192. 12. 61:2375. 168. Is the docker daemon running? ERROR: Job failed: exit code 1. lyhe wfd kqste ojbykx jyfonfy zfijz zyzkem rlewew odz pbrctze