These dashboards require the Ldap Search support app running in the background doing queries. so you need this app installed on the searchhead as well. These dashboards do live queries to AD.
These two links show help: The first one explains that you need the ldapsearch app.
@ncrofts - what i understand is that something in the back is not accelerating that's why its not coming up.
I have done installation of Windows app some 2-3 times in different environments and every time i found user reports not populating.
Can you suggest what could be the possible reason ?