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Fixing Nginx Upstream Connection Refused and Permission Denied - Resolve NGINX Upstream Refused SSL Errors-Fix Docker Exit Code 137 (OOM Killer)

2026-07-28 10:54:46browser-issues

Fixing Nginx Upstream Connection Refused and Permission Denied - Resolve NGINX Upstream Refused SSL Errors-Fix Docker Exit Code 137 (OOM Killer)

Final checklist

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