How to Fix Git SSL Certificate Problem on macOS - How to Resolve 502 Bad Gateway During Windows Activation-How to Resolve 502 Errors in PowerShell Due to Proxy
Before changing system settings, save your work and note the exact error text so you can compare results after each step.
Extra verification checklist
- Restart the affected app after changing permissions or configuration files.
- Test the same workflow in a clean browser profile or a temporary user account.
- Compare the result on another network if the error may be connection related.