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Fix Docker Pull Access Denied for Private Repository - Git Clone Connection Timed Out: Causes and Fixes-Fix Docker Nginx 502 Bad Gateway Upstream Error

Updated 2026-07-28 04:23:29productivity-apps

Fix Docker Pull Access Denied for Private Repository - Git Clone Connection Timed Out: Causes and Fixes-Fix Docker Nginx 502 Bad Gateway Upstream Error

Likely symptom

Likely cause

Safe rollback

Verification route

Repeat the original action, not only a simplified test case.
Restart the app or reload the service after configuration changes.