Configuration ErrorDescription: 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: Section or group name 'system.web.extensions' is already defined. Updates to this may only occur at the configuration level where it is defined.
Source File: C:\Inetpub\wwwroot\xxxxx\web.config Line: 4
Show Additional Configuration Errors:
Section or group name 'scripting' is already defined. Updates to this may only occur at the configuration level where it is defined. (C:\Inetpub\wwwroot\formlookup_ajax2\web.config line 5)
In My IIS setting
My Default Web Site Location path point to an application that running asp.net framework 3.5
When i access to one of my application that park under Default Web Site that running in asp.net framework 2.0, it hits error above.
Remove the Default Web Site Location path solve my problem.