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Fix Nginx Upstream Connection Refused Socket Error - Cloudflare Subdomain DNS Propagation Delay Troubleshooting-Remove Stale index.lock in IntelliJ

Updated 2026-07-28 13:45:02office-tools
Fix Nginx Upstream Connection Refused Socket Error - Cloudflare Subdomain DNS Propagation Delay Troubleshooting-Remove Stale index.lock in IntelliJ
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  • Match the tool to the workflow that fails most often, not only the feature list.
  • Keep export format, permissions, and automation limits in the final decision.

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