I have posted a similar configuration error question in .Net 1.1 framework hosted in IIS 6.
for that issue,i have changed the .Net version to 2.0 and it got solved.
In this my .Net is already 2.0 version and web application runs in IIS 7.
when i click on some links in the application,i get the following error.
Server Error in '/' Application.
--------------------------------------------------------------------------------
Configuration Error
Description: An error occurred during the processing of a configuration file required to service this request. Please review the specific error details below and modify your configuration file appropriately.
Parser Error Message: Could not load file or assembly 'System.Web.Extensions, Version=3.5.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35' or one of its dependencies. The system cannot find the file specified. (D:\WebProjects\JSCWeb\web.config line 91)
Source Error:
An application error occurred on the server. The current custom error settings for this application prevent the details of the application error from being viewed remotely (for security reasons). It could, however, be viewed by browsers running on the local server machine.
Source File: D:\WebProjects\JSCWeb\web.config Line: 91
--------------------------------------------------------------------------------
Version Information: Microsoft .NET Framework Version:2.0.50727.4253; ASP.NET Version:2.0.50727.4257
Can someone help me with this.
Thanks in advance.