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Vijay Kodali
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Visual studio Development Server problem in Vista


Internet Explorer can not display the page.

Localhost not able to establish a connection on port..

getting the above messages when trying to run my application locally. I got this problem after installing this week's updates to Vista.  It messed up VS developer server settings. 

Apparently it was due to Definition Update for Windows Defender - KB915597 (Definition


Go to c:\Windows\System32\drivers\etc\ and open the file named hosts with a text editor and search for the line containing "::1"  and change "::1" to ":::1" by adding an extra ":" 

It solved the problem on one of my development machine. If it didn’t work, leave a comment.


Another solution from visual web developer team.


Same problem is discussed here and here

Posted by vijay on Thursday, March 12, 2009 1:23 PM
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