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ERR_HTTP2_SOCKET_UNBOUND

http2 socket unbound

What does this code mean?

Code ERR_HTTP2_SOCKET_UNBOUND · An issue reported by Node.js.

Official explanation · Original text

An attempt was made to use the socket property of an Http2Session that has already been closed.

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