Description: An HTTP error response is an object that represents a failure in communication between a client and a server through the HTTP protocol. This type of response is generated when the server cannot correctly process the client’s request, either due to an error in the request, a problem on the server, or a lack of resources. HTTP error responses are classified into several categories, with the most common being those belonging to the 4xx series, which indicate client errors, and 5xx, which indicate server errors. Each HTTP status code provides specific information about the nature of the error, allowing developers and system administrators to diagnose and resolve issues more efficiently. For example, a 404 code indicates that the requested resource is not found, while a 500 code signals an internal server error. Proper management of these responses is crucial in web development, as it affects user experience and application functionality. In various web frameworks, mechanisms are implemented to handle these error responses, allowing developers to create more robust and resilient applications in the face of communication failures with the server.