Q:

how to add QuartzCore.framework in xcode

I create one application and I so need QuartzCore.framework for add in my project but when search in framework list not found in it.
this is my project :
please tell me how to add this framework in xcode. (my xcode is 4.5 version)
 

A:

The only way is     

You should reinstall your xcode or update your xcode.

