https://errorvault.dev/tags/device-discovery/ Recent content in Device-Discovery on ErrorVault — Developer Error Code Dictionary Hugo en-us Thu, 30 Apr 2026 03:08:04 +0800 https://errorvault.dev/openclaw/openclaw-clw-gpu-unreachable-gpu-device-unreachable/ Thu, 30 Apr 2026 03:08:04 +0800 https://errorvault.dev/openclaw/openclaw-clw-gpu-unreachable-gpu-device-unreachable/ <h2 id="1-symptoms">1. Symptoms</h2> <p>The <code>clw-gpu-unreachable</code> error manifests when the OpenClaw runtime establishes an initial connection to the host system but cannot communicate with or access a configured GPU device. This error typically occurs during workload initialization or when attempting to dispatch compute kernels to GPU hardware.</p> <p><strong>Typical error message:</strong></p> <div class="highlight"><pre tabindex="0" style="color:#f8f8f2;background-color:#282a36;-moz-tab-size:4;-o-tab-size:4;tab-size:4;-webkit-text-size-adjust:none;"><code class="language-fallback" data-lang="fallback"><span style="display:flex;"><span>[OpenClaw Runtime Error] clw-gpu-unreachable </span></span><span style="display:flex;"><span>Failed to establish communication channel with GPU device: NVIDIA Tesla V100 (UUID: GPU-xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx) </span></span><span style="display:flex;"><span>Target device is either offline, inaccessible, or has been removed from the compute node. </span></span><span style="display:flex;"><span>Error Code: clw-gpu-unreachable </span></span><span style="display:flex;"><span>Timestamp: 2024-01-15T10:23:45.123Z </span></span><span style="display:flex;"><span>Runtime Version: openclaw-2.4.1 </span></span></code></pre></div><p><strong>Additional observable symptoms:</strong></p>