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Fix 'git pull failed index.lock file exists' Error - Git Remote Origin Exists and Permission Denied Guide-Docker Nginx Volume Permission Denied Fix

2026-07-28 16:01:42developer-tools

Fix 'git pull failed index.lock file exists' Error - Git Remote Origin Exists and Permission Denied Guide-Docker Nginx Volume Permission Denied Fix

Final checklist

Confirm that the same symptom is gone after a restart or refresh.
Keep the smallest working change and undo temporary diagnostic settings.