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ERR_ENCODING_NOT_SUPPORTED

encoding not supported

What does this code mean?

Code ERR_ENCODING_NOT_SUPPORTED · An issue reported by Node.js.

Official explanation · Original text

Encoding provided to TextDecoder() API was not one of the WHATWG Supported Encodings.

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