FINAL ERROR-HANDLING LAB
Failure Does Not Always Mean “Give Up”
Retry transient failures, stop on permanent client errors, preserve usable data, and provide manual recovery when retries are exhausted.
🎛 Failure Scenario Simulator
Choose an API outcome sequence.
💻 DASHBOARDHTTP ↔🏦 API
Policy: Network / 500 / 503 → Retry · 400 / 401 / 404 → Don't Retry
🏦 Live Dashboard
STATE: READY
💻 Code Workspace
Complete fetchWithRetry() + loadDashboard()