Why Exceptions Are Not Edge Cases in Production
Most systems are designed around the clean path. A request is created, data is transferred, a status changes, the next step starts, and the process appears to work. That path matters, but it is not the full system. In production, the real operating model becomes visible when something does not fit the expected sequence. 1. The Happy Path Is Not the System The happy path is useful for explaining intent. It shows the expected flow and helps teams agree on the basic process. But production is not made only of complete records, correct timing, available approvals, stable master data, and users who follow the process exactly. Once a system is live, late data, missing values, changed priorities, blocked statuses, manual corrections, and repeated submissions become part of normal operation. If those cases are not designed, they do not disappear. They move into emails, spreadsheets, informal checks, and individual knowledge. 2. Not Every Exception Is an Error An exception is not always a failu...