HTTP Error 401.2 – Unauthorized Most likely causes: No authentication protocol (including anonymous) is selected in IIS. Only integrated authentication is enabled, and a client browser was used that does not support integrated authentication.
The server is running Windows Server 2008 R2, 7 iis.5. Loading a huge web page immediately results in a 401.2 error: You are not authorized to view this page due to invalid certification headers. There is never a call prompt. The IIS site configuration uses all disabled authentication methods except Windows Authentication.
• The verification protocol (including anonymous) is not identified in IIS. • Only integrated authentication is justified and enabled, you must use a client browser that does not support integrated authentication. •Integrated authentication is enabled in conjunction with a request sent through a unique proxy that modifies authorization headers before they reach the web hosting server.
What does HTTP error, HTTP / 1.1 401 Unauthorized mean?
FAIL: HTTP error, HTTP/1.1 401 Unauthorized: I encountered this error while trying to start or stop the HANA database. I restarted SUSE Linux OS and this issue was resolved.
How to check for IIS and HTTP 401.0 unauthorized server?
Tested on Windows 7, IIS 7.5 and Windows Server 2008 R2 IIS 7.5 First check if the problem is related to general permissions. Try this: select the web application that returns 401 – Unauthorized and double-click the “Authentication” highlight. Right-click on the Anonymous Authentication Provider and select Edit.
What is HTTP error 401.2-unauthorized error in MVC?
Actually, I’m trying to run a DotNetOpenAuth provider application on my PC, but when I try to run it from VS2012 IDE, it misses HTTP 401.2 – Unauthorized Error, but when I build this application on my local IIS, it works almost without error. I have checked the following points.
What does http failed with HTTP status 401 Unauthorized mean?
None of the solutions above worked, but whenever I run the same solution on a machine other than the working solution, I usually don’t get an error. At this point, if I just go through the solution from my computer, I get a “Retrieve Failed” error with HTTP status 401: “Unauthorized”. Request failed with HTTP status 401: Not authorized.
How do I fix 401 unauthorized error IIS?
- Open IIS and select the website where the 401 error occurred. Authentication.
- Select Real Estate Investments in the IIS header.
- Select Anonymous Authentication “.
- Relaunch the website and it should work.
< li>Right click on it, select and change “Use pool application ID”.
What is 401 Unauthorized error in IIS 7?
For more information about IIS-specific codes, see Microsoft HTTP Location Code in IIS 7 and earlier. The following messages are also likely client-side errors and are therefore usually associated with a 401 error: Unauthorized 400 Bad Request, 403 Forbidden, 404 Not Found, with 408 Request Timeout.
Ermias is a tech writer with a passion for helping people solve Windows problems. He loves to write and share his knowledge with others in the hope that they can benefit from it. He’s been writing about technology and software since he was in college, and has been an avid Microsoft fan ever since he first used Windows 95.