_OBJC_CLASS_$ Error in iOS application

Question

"_OBJC_CLASS_$_AddViewController", referenced from: objc-class-ref-to-AddViewController in ContactsController.o

ld: symbol(s) not found

collect2: ld returned 1 exit status

and the particular controllers are attached and compiling fine.

Thanks

Answer 1

Make sure that AddViewController.m is added to your compile sources.