- **Description:** Comprehensive error handling and user feedback - **Activities:** - Create error boundary components - Implement user-friendly error messages - Create retry mechanisms for failed operations - Implement timeout handling and timeouts - Create network error detection and handling - Build error logging and reporting system - Implement fallback UI for errors - Create error notification/toast system - Implement API error response parsing - Add detailed error documentation - **Deliverables:** Error handling system, error messages, logging infrastructure