please i need urgent help, im trying to load a picture uploader through an iframe in my application, the uploader is located on a different subdomain but im calling it from the current subdomain on the same website but when i click the hyperlink that is supposed to show the frame with its content i get this error inside the frame where the uploader is supposed to show, the error is:
HTTP Error 500.19 - Internal Server Error
The requested page cannot be accessed because the related configuration data for the page is invalid.
Detailed Error Information
Module IIS Web Core
Handler Not yet determined
Error Code 0x800700b7
Config Error Cannot add duplicate collection entry of type 'add' with unique key attribute 'name' set to 'ScriptHandlerFactory'
Config File \\?\C:\Inetpub\wwwroot\xxxxx\ImageServer\web.config
Requested URL http://localhost:80/imageserver/GroupImage.aspx?GroupId=10011&Admin=Admin
Physical Path C:\Inetpub\wwwroot\xxxxxxx\ImageServer\GroupImage.aspx
Logon Method Not yet determined
Logon User Not yet determined
242: <remove name="ScriptHandlerFactoryAppServices" />
im confused as to what could be the cause of this error, ive done a lot of googling all to no avail,pls a timely help would be appreciated.