StackBlitz "Cannot load native addon because loading addons is disabled"

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Ongoing All browsers Updated November 14, 2026How we research

Quick answer

WebContainers cannot run native C++ addons, so --no-addons is on. Swap the package for a pure JavaScript or WebAssembly version.

Most likely fix: Replace the dependency

How to fix it

Try these in order — the most common fix is first.

  1. 1. Replace the dependency

    1. Identify the native addon your project depends on
    2. Replace it with a version written entirely in JavaScript, or one compiled to WebAssembly
    Did this fix it?

Symptoms

The error appears when starting a project that depends on a native Node module.

Why it happens

  • Native (usually C++) addons cannot run in WebContainers

This guide also covers

  • cannot load native addon because loading addons is disabled
  • stackblitz native addon
  • webcontainer no-addons

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