https://errorvault.dev/tags/connection/Recent content in Connection on ErrorVault — Developer Error Code DictionaryHugoen-usMon, 13 Apr 2026 06:23:15 +0800https://errorvault.dev/docker/docker-docker-daemon-connection-cannot-connect/Mon, 13 Apr 2026 06:23:15 +0800https://errorvault.dev/docker/docker-docker-daemon-connection-cannot-connect/<h2 id="1-symptoms">1. Symptoms</h2> <p>The <code>docker-daemon-connection</code> error manifests when Docker CLI tools fail to communicate with the Docker daemon (dockerd). Common triggers include running commands like <code>docker ps</code>, <code>docker run</code>, <code>docker build</code>, or <code>docker info</code>.</p> <p>Typical error messages:</p> <div class="highlight"><pre tabindex="0" style="color:#f8f8f2;background-color:#282a36;-moz-tab-size:4;-o-tab-size:4;tab-size:4;"><code class="language-gdscript3" data-lang="gdscript3"><span style="display:flex;"><span>Cannot connect to the Docker daemon at unix:<span style="color:#ff79c6">///</span><span style="color:#ff79c6">var</span><span style="color:#ff79c6">/</span>run<span style="color:#ff79c6">/</span>docker<span style="color:#ff79c6">.</span>sock<span style="color:#ff79c6">.</span> Is the docker daemon running? </span></span></code></pre></div><p>On Windows with WSL:</p> <div class="highlight"><pre tabindex="0" style="color:#f8f8f2;background-color:#282a36;-moz-tab-size:4;-o-tab-size:4;tab-size:4;"><code class="language-fallback" data-lang="fallback"><span style="display:flex;"><span>error during connect: This error may indicate that the docker daemon is not running. </span></span></code></pre></div><p>On macOS with Docker Desktop:</p>