For my application i need to work with calendar.
 `http://blog.webscale.co.in/?p=244` from this link i downloaded required stuff.....

related to calendar.... now i need to import it into my application.

Even i added all the required framework in my application. its showing me error...

"\_OBJC\_CLASS\_$\_CheckmarkTile", referenced from:

Any one help me out. What to do..