ln-772-error-handler-setup

Global error handling for FastAPI and ASP.NET Core is configured by generating and registering centralized exception middleware that captures errors and maps them to standardized HTTP responses.

RFC 7807 ProblemDetails is a standardized format for API error responses that provides consistent, client-friendly error details. It adjusts detail levels based on the environment for secure development vs production behavior.

To map custom exceptions to HTTP status codes in Python and .NET, generated exception models and GlobalExceptionMiddleware intercept errors and translate them into appropriate HTTP statuses with standardized responses.

Yes, you can use the same centralized exception handling pattern across FastAPI and ASP.NET Core. It generates environment-aware middleware and exception handlers tailored for each framework's registration requirements.

Global exception middleware supports environment-aware behavior, providing detailed error responses during development and restricted, client-friendly outputs in production to prevent sensitive data exposure.

The best way to generate and register FastAPI exception handlers is by providing your project root and environment to produce the middleware, custom exception types, and integration registration code automatically.