Docker Network Not Found When Running Container: Fixes - Fixing Nginx Upstream Connection Refused on Port 443-Understanding timeout vs timeout seconds in Requests

Updated 2026-07-28 01:08:32security-tools
Docker Network Not Found When Running Container: Fixes - Fixing Nginx Upstream Connection Refused on Port 443-Understanding timeout vs timeout seconds in Requests
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.