Status code 401 – the “unauthorized” error, is a client-side error. Usually, this means the user’s login authentication credentials aren’t working. The user entered an incorrect password, or the server doesn’t know who the user is, and is asking them to try and log in again with ...
Distinguishing the 401 Status Code The 401 Unauthorized status code is returned when the server requires the client to authenticate, whereas the 403 Forbidden status code is returned when the server declines to fulfill the request, despite knowing the identity of the client. This typically means the...
A 401 error code is an HTTP status code that indicates thatthe client making the request (e.g. a web browser) is not authorized to reach the requested resource on the server. The 401 status code means that the client failed to provide valid identification credentials for the requested resour...
A 400 means that the request was malformed. In other words, the data stream sent by the client to the server didn't follow the rules. In the case of a RESTAPIwith aJSONpayload, 400's are typically, and correctly I would say, used to indicate that the JSON is invalid in some way ...
The 407 status code means the client must authenticate itself with the proxy before the request can be forwarded to the server.How to fix it:Verify that the client provides the correct authentication credentials for the proxy. Make sure the proxy server is configured to accept and process the ...
Read further to find out more about what are HTTP status codes and what each code means. What are HTTP Status Codes? All interactions between your browser and a website are based on the request-response principle. Every time you type an address into your browser, click on a webpage link...
Get the full list of HTTP status codes and a simple, jargon-free explanation of what each one means.
Web Service Error: “The request failed with HTTP status 401: Unauthorized.” I’ve come across a number of developers who have run into this issue when trying to call a web service in Visual Studio 2005 Beta 2. The symptom of the problem is that when trying to call a web service that...
The client does not have access rights to the content, i.e. they are unauthorized, so server is rejecting to give proper response. Unlike 401, the client's identity is known to the server. 404 Not Found The server can not find requested resource. In the browser, this means the URL is...
401 but authentication is needed to be done by a proxy.408 Request TimeoutThis response is sent on an idle connection by some servers, even without any previous request by the client. It means that the server would like to shut down this unused connection. This response is used much more...