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#gitlab-ci-runner

Real questions. Useful conversations. Find the people who know your stack.

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Technical question123.9K views1,179 votes1 answer3,654 following✓ Accepted answer

Cannot connect to the Docker daemon at tcp://localhost:2375/. Is the docker daemon running. On GitLab

I'm trying to build the CI pipeline in GitLab. I'd like to ask about making the docker work in GitLab CI. From this issue: https://gitlab.com/gitlab-org/gitlab-runner/issues/4501#note_195033385 I'm follow the instruction for both ways. With TLS and not used TLS. But It's still stuck. Which in same error Cannot connect to the Docker daemon at tcp://localhost:

gitlab-ci

docker gitlab-ci-runnerzzob21 Feb 2026, 15:18 UTC

Technical question78.7K views4,488 votes1 answer1 comment3,438 following✓ Accepted answer

Docker : exec /usr/bin/sh: exec format error

I created a custom docker image and push it to docker hub but when I run it in CI/CD it gives me this error. exec /usr/bin/sh: exec format error Where : Dockerfile FROM ubuntu:20.04 RUN apt-get update RUN apt-get install -y software-properties-common RUN apt-get install -y python3-pip RUN pip3 install robotframework .gitlab-ci.yml robot-framework: image: ret

gitlab-ci

docker gitlab-ci-runnerrkevx2120 May 2022, 01:46 UTC