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Reinstall Docker Desktop Engine Without Losing Images - How to Fix Nginx Upstream Connection Refused-Resolving 'index.lock file exists' in Git on macOS

2026-07-28 12:23:57
Reinstall Docker Desktop Engine Without Losing Images - How to Fix Nginx Upstream Connection Refused-Resolving 'index.lock file exists' in Git on macOS

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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