GitHub Copilot Chat extension AbortError regression in VS Code

What this error means

AbortError: This operation was aborted [GitHub.copilot-chat] is a GitHub Copilot failure pattern reported for developers trying to fix github copilot chat aborterror operation aborted in vs code. Based on the imported evidence, treat this as a tool-specific troubleshooting page rather than a generic API error.

Why this happens

Auto-created from VS Code Errors Dashboard. AbortError in @github/copilot/sdk index.js triggered by Timeout. Extension v0.48.0, darwin platform. Recent regression tag applied by VS Code team.

Common causes

• Recent regression in VS Code Copilot Chat extension (v0.48.0) causes AbortError on every request. The extension’s SDK timeout triggers AbortController.abort prematurely, killing all Copilot interactions. Affects darwin platform.
• Auto-created from VS Code Errors Dashboard. AbortError in @github/copilot/sdk index.js triggered by Timeout. Extension v0.48.0, darwin platform. Recent regression tag applied by VS Code team.

Quick fixes

1. Confirm the exact error signature matches AbortError: This operation was aborted [GitHub.copilot-chat].
2. Check the GitHub Copilot account, local tool state, and provider configuration involved in the failing workflow.
3. Compare the failing environment with a known working setup, then change one configuration value at a time.

Platform/tool-specific checks

• Verify the command, editor, extension, or API client that produced the error.
• Compare local settings with CI, deployment, or editor-level settings when the error appears in only one environment.
• Avoid deleting credentials, local model data, or project settings until the failing scope is clear.

Step-by-step troubleshooting

1. Capture the exact error message and the command, editor action, or request that triggered it.
2. Check whether the failure is account/auth, quota/rate, model/provider, local runtime, or deployment configuration.
3. Review the source evidence below and compare it with your environment.
4. Apply one change at a time and rerun the smallest failing action.
5. Keep the working fix documented for the team or deployment environment.

How to prevent it

• Keep provider/tool configuration documented.
• Record non-secret diagnostics such as tool version, provider name, model name, and command path.
• Add a lightweight check before CI or production workflows depend on the tool.

Sources checked

• https://github.com/microsoft/vscode/issues/316429

Evidence note: Auto-created from VS Code Errors Dashboard. AbortError in @github/copilot/sdk index.js triggered by Timeout. Extension v0.48.0, darwin platform. Recent regression tag applied by VS Code team.

Related errors

• GitHub Copilot InstantiationService disposed error
• VS Code Copilot extension crash on startup

FAQ

What should I check first?

Start with the exact AbortError: This operation was aborted [GitHub.copilot-chat] text and the smallest action that reproduces it.

Can I ignore this error?

No. Treat it as a failed GitHub Copilot workflow until the root cause is understood.

Is this guaranteed to have one fix?

No. The imported evidence supports the troubleshooting path above, but tool behavior can vary by account, plan, version, provider, and local configuration.

How do I know the fix worked?

Rerun the same command, editor action, or request. The fix is working when that action completes without AbortError: This operation was aborted [GitHub.copilot-chat].