How does Web API handle 404 error?

A simple solution is to check for the HTTP status code 404 in the response. If found, you can redirect the control to a page that exists. The following code snippet illustrates how you can write the necessary code in the Configure method of the Startup class to redirect to the home page if a 404 error has occurred.

Could you clarify what is the best practices with Web API error management?

What Are Good API Errors?

  • Good API Errors Differentiate Client and Server Errors.
  • Good API Errors Use Status Codes Appropriately.
  • Tip 1: Stick With Well-Known Codes.
  • Tip 2: Avoid Codes You Don’t Understand.
  • Tip 3: Provide the Right Number of Errors.
  • Tip 4: Roll up to the Most Relevant Error.
  • Tip 5: Explain What Went Wrong.

Which classes are capable of handling errors in Web API?

Web API provides “ExceptionHandler” abstract class to handle exception above said area.

How do I show error messages in REST API?

The most basic way of returning an error message from a REST API is to use the @ResponseStatus annotation. We can add the error message in the annotation’s reason field. Although we can only return a generic error message, we can specify exception-specific error messages.

How do I use exception filter in Web API?

To apply the exception filter to all Web API controllers, the filter needs to register to GlobalConfiguration. Configuration. Filters collection. Following is a snapshot of Fiddler, when unhandled execution occurred in the action method.

What is API service error?

If you get an ‘API Error’ message, it means something went wrong with the API request, maybe due to a missing parameter or module. API (Application Programming Interface) requests are messages that your CORE web application uses to interact with our web servers.

How does REST API handle 500 error?

Using Trace in UI

  1. If the issue is still active, enable the trace in UI for the affected API.
  2. Once you have captured the trace, select the API request that shows the response code as 500.
  3. Navigate through all the phases of the failing API request and check which phase returns the 500 Internal Server Error:

How do you handle exceptions in rest?

To deal with exceptions, the recommended practice is to follow the sequence outlined below:

  1. Determine whether the REST API request succeeded or failed, based on the HTTP status response code returned.
  2. If the REST API request failed and the response is application/json, serialize the model.

How does Web API handle timeout exception?

If you really need to implement a timeout on the API side itself, I would recommend creating a thread to do your work in, and then cancelling it after a certain period. You could for example put it in a Task , create your ‘timeout’ task using Task. Wait and use Task. WaitAny for the first one to come back.