Tags IIS7,
Office Enterprise 2007 Key, wgx,
Microsoft Office 2010 Key, windows2008step1:-
in Add Script Map dialog enter:
Request route: *.wgx
Executable: C:WindowsMicrosoft.NETFrameworkv2.0.50727aspnet_is api.dll
Title: VisualWebGUI-Page
Then click on Request Restrictions…
Clear Checkbox: Invoke handler only if request is mapped to:
Click OK
Click on OK again on Add Script Map
Step2:-
Change the application pool to classic.net apppool at basicsettings tab in under Actions menu.
Step3:-
give iis_iusers read permissions for web.config