Third Sub Activity In A Tab Not Working Due To Listview In Second

I have a TabInterface.java which hosts five tabs. In one of the tab, I am using subactivities.When I click on the AddBook tab (which extends ActivityGroup) the search book page loa

Solution 1:

Strange No one could answer my question. After spending around 5-6 days i cam to a solution. The reason why it was not displaying because I have used notfyDataSetChanged() so it was not drawing the next fragment.