
OneDrive Sync Proxy Error: Troubleshooting Checklist
If you see 'Proxy error' or 'Cannot sync' in OneDrive while connected through a corporate or home...

If you see 'Proxy error' or 'Cannot sync' in OneDrive while connected through a corporate or home...

You open Windows Terminal and see an error: “Version mismatch” or “Error code: 0x800...

If you're seeing a 502 Bad Gateway error when trying to connect to a remote desk...

If you're seeing a 502 Bad Gateway from nginx, it usually means nginx can't reach the upstream se...

You try to update Windows Defender or run a scan and get an error like "Permission denied"

You open Microsoft Store on Windows 11 and see an error saying 'Invalid configuration' or 'Someth...