I just added an alternate access mapping entry to one of my web applications and upon trying to access it in the browser I am prompted for authentication over and over again without ever being permitted in. Even entering the site url as a trusted intranet site in IE the prompts do not cease.


2 Answers 2


Maybe it's the problem with DisableLoopBack. http://support.microsoft.com/kb/896861/en-us

  • Voted up to 0 from -1 as it is a good and valid answer, although it may not have been the solution for this particular user. Jun 27, 2011 at 12:11

An IISReset on the web server cleared it up but I am not sure why it took that to fix it.

Your Answer

By clicking “Post Your Answer”, you agree to our terms of service and acknowledge you have read our privacy policy.

Not the answer you're looking for? Browse other questions tagged or ask your own question.