There can be cases when the plugin is not bad actually but it serves the purpose of protecting the website.

And the reason for this is, outdated cookies and cache blocks the authorization process.Īnother main cause of this error is the presence of an incompatible plugin on your website. If they are out of date the chances are high that the HTTP Error 401 can take place. One major cause of this erro r is not clearing the cache and cookies of your browser from time to time.

There are a few reasons for these errors we have mentioned below: This error occurs on restricted resources like websites that have password-protected pages. And HTTP Error 401 is not something different. Although you face this error on your web browser, that does not make the browser the culprit of this issue. If you have been running a website for quite some time now then by now you must have understood that all the HTTP 4XX codes are client-side issues. Whereas the HTTP 401 error takes place when the authentication process fails. In the HTTP error 403, the user does not get permission to access the website. The HTTP error 401 is somewhat similar to HTTP 403 Forbidden Error. It happens in two cases: either the login credentials that you have used are wrong or the browser is not capable of reading them as valid. The HTTP 401 error code occurs when you access a website that requires a login for that. Some other variations of this HTTP error are: The content of the error message can differ from one browser to another. And when this happens you will see an error message instead of the content you actually made a request for. The 401 HTTP error takes place when the browser does not allow you to access the requested page. At this point, you must be wondering what is HTTP error code 401 ? You do not have to worry as here we are going to discuss this error, its causes and all the possible solutions in detail. And this is the reason why the process of resolving this error is relatively difficult. You get no idea what caused this issue in the first place. And HTTP 401 error is even more frustrating because the error message does not contain any information about the error. Were you in the middle of something important and suddenly came across the HTTP Error 401 ? If yes then you must have an idea what a frustrating situation it can be.