[Bug] EBUSY: resource busy or locked - Cannot save .cpp file on Windows 11

Open

#320,708 opened on Jun 10, 2026 0 comments 0 reactions 1 assignee View on GitHub

@hediet is already working on this.

Since Jun 10, 2026.

Assessment

This issue has not been assessed yet.

Description

stale triage-needed

VS Code cannot save a file that is only open in VS Code itself.
Error: "Failed to save 'main.cpp': Unable to write file - EBUSY: resource busy or locked"

Steps to reproduce:

Open a .cpp file in VS Code on Windows 11
Edit the file
Press Ctrl+S to save

Expected: File saves normally
Actual: EBUSY error appears, file cannot be saved even though no other process is using it

Environment:

OS: Windows 11
Editor: VS Code
File type: .cpp (C++ source file)

Dominant language: TypeScript
Stars: 193k
Forks: 42.9k
PR merge metrics: PR metrics pending

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