MCP config doesn't saved for a workspace

[bachden]

Feedback source

None

GitHub Copilot plugin version

newest

Eclipse IDE and version

2025-12

Platform

anytime copilot fails to connect to a mcp (database disconnected .e.g), the config in eclipse preference is gone.

Steps to reproduce

1. create a mcp like postgres database
2. start connect from copilot
3. make sure the mcp work.
4. turnoff postgres.
5. restart eclipse.

Logs (optional)

No response

Expected behavior

the mcp servers config should be saved in workspace scope.

Actual behavior

mcp server config is gone.

Additional information

No response