Error Code Portal
Node.jsNode.jsError codeLegacy · Check supported versions

ERR_IMPORT_ASSERTION_TYPE_UNSUPPORTED

import assertion type unsupported

What does this code mean?

Code ERR_IMPORT_ASSERTION_TYPE_UNSUPPORTED · An issue reported by Node.js.

Official explanation · Original text

An import attribute is not supported by this version of Node.js.

Troubleshooting and diagnostic links

First check that the document's product, version, and environment match your situation.

Source and terms of use

Errors | Node.js v26.13.1 Documentation ↗

Creator: Node.js contributors; Joyent, Inc. and other Node contributors
License: MIT License (Node.js documentation)
Checked on: 2026-11-12

Modifications: English prose extracted; whitespace normalized; Korean context and classified official links added. Python code examples not redistributed.

Source details · Original licenses and notices