By 2:45 AM, the red bars on the dashboard turned a steady, rhythmic green. The manifests were flowing again. Alex logged the incident in the "Post-Mortem" section of the guide, adding a new automated alert for certificate expiration dates to ensure this specific ghost wouldn't haunt them again.
The log revealed a 401 Unauthorized error. A security certificate for a third-party customs API had expired—one day earlier than the provider had promised.
As the Lead Integration Architect at a global logistics firm, he was the guardian of the "Operations Guide for SAP Cloud Platform Integration"—a document that was less of a manual and more of a survival kit.