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ERR_CANNOT_TRANSFER_OBJECT

cannot transfer object

What does this code mean?

Code ERR_CANNOT_TRANSFER_OBJECT · An issue reported by Node.js.

Official explanation · Original text

The value passed to postMessage() contained an object that is not supported for transferring.

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