GitHub Copilot Could Not Connect to Server: Extension Activation Failed
Workaround available VS Code, JetBrains Updated November 14, 2026Based on 3 user reportsHow we research
Quick answer
This error means no Copilot plan on the signed-in account or a failed token request. Sign out, sign in with the right account.
Most likely fix: Verify the plan
How to fix it
Try these in order — the most common fix is first.
1. Verify the plan
- Sign in to github.com/settings/copilot and confirm an active plan or org seat
Did this fix it?2. Sign out and in
- Sign out in the IDE, reload, sign in with the licensed account
Did this fix it?3. Share logs
- If it persists, post IDE logs in the Copilot community discussions
Did this fix it?
Symptoms
Error 'GitHub Copilot could not connect to server. Extension activation failed'.
Why it happens
- Account has no Copilot plan or seat
- GitHub API unreachable
- Expired subscription (annual plan ended)
This guide also covers
- copilot extension activation failed
- copilot could not connect to server
Still not working?
If GitHub Copilot keeps failing, you're not alone. See every GitHub Copilot problem users report or the alternatives people switch to.
Have an app idea? Our small team builds any software: web and mobile apps, games, desktop, AI tools. Price agreed together.
Talk to usThe same problem in other apps
Other GitHub Copilot errors
- GitHub Copilot Not Working in VS Code
- GitHub Copilot Not Suggesting Code
- GitHub Copilot Chat Not Responding
- GitHub Copilot Sign-In Loop or Authorization Failed
- GitHub Copilot Rate Limit Exceeded
- GitHub Copilot Out of AI Credits
- GitHub Copilot Agent Mode Stuck or Failing
- GitHub Copilot Proxy and Certificate Errors