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Windows MCP Server Error: Fixing `spawn npx ENOENT`

By PulseAugur Editorial · [1 sources] ·

This post addresses a common "spawn npx ENOENT" error encountered when setting up MCP servers on Windows. The error occurs because Windows treats .cmd files like npx.cmd differently than executable files, requiring them to be run through a command interpreter like cmd.exe. Two solutions are proposed: either explicitly running npx via `cmd /c` in the configuration, or providing the full path to the Node.js executable and the server script. AI

IMPACT Provides a technical fix for developers using MCP servers with AI models on Windows, improving tool usability.

RANK_REASON The item provides a technical workaround for a specific software configuration error, not a new product release or significant industry development.

Read on dev.to — MCP tag →

AI-generated summary · Google Gemini · from 1 sources. How we write summaries →

Windows MCP Server Error: Fixing `spawn npx ENOENT`

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16 / 100
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Tool
The item provides a technical workaround for a specific software configuration error, not a new product release or significant industry development.
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product, infra
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High
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Breaking (< 6h)
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COVERAGE [1]

  1. dev.to — MCP tag TIER_1 English(EN) · Horus ·

    Fixing spawn npx ENOENT for MCP servers on Windows

    <p>You add an MCP server to your config on Windows. The client starts, the server never connects, and the log says something like this:<br /> </p> <div class="highlight js-code-highlight"> <pre class="highlight shell"><code>spawn npx ENOENT </code></pre> </div> <p>This post expla…

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