KestrunResponse.WriteErrorResponseAsync method (1 of 2)

Asynchronously writes an error response based on an exception. Chooses JSON/YAML/XML/plain-text based on override → Accept → default JSON.

public Task WriteErrorResponseAsync(Exception ex, int statusCode = 500, string? contentType = null, 
    bool includeStack = true)

parameter	description
ex	The exception to report.
statusCode	The HTTP status code for the response.
contentType	The MIME type of the response content.
includeStack	Whether to include the stack trace in the response.

KestrunResponse.WriteErrorResponseAsync method (2 of 2)

Write an error response with a custom message. Chooses JSON/YAML/XML/plain-text based on override → Accept → default JSON.

public Task WriteErrorResponseAsync(string message, int statusCode = 500, 
    string? contentType = null, string? details = null)