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Nginx Upstream Connection Refused: Diagnosis and Fixes - Nginx 502 Bad Gateway: Connection Refused to localhost-Set Docker Desktop to Run at Startup in Windows 11

2026-07-28 16:01:59
Nginx Upstream Connection Refused: Diagnosis and Fixes - Nginx 502 Bad Gateway: Connection Refused to localhost-Set Docker Desktop to Run at Startup in Windows 11

Result check

  • Keep one change per test run so you know which step helped.
  • Undo temporary changes after the issue is confirmed.

Next references

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