I've completed ADDING AND VIEWING TASKS section chapter 7 of Professional iPhone and iPad Database Application Programming.

However, when touch add button UITableView in RootViewController not load new task. It took me for many hours trying to fix it myself.

I've put my code that your can download here.
http://codesanook.com/shared/Task.zip

Please could you help me to solve this problem.

Thanks,

the table datasource and delegate connections weren't linked. linking them fixed the problem for me.