“No visible @interface for 'BlahDataController' declares the selector 'aMethod:'”

Question

A simple example of my problem:

\"Within the BlahDataController.h\"

@interface BlahDataController : NSObject
-(NSString *)aMethod:(NSString *)theStri         


        

Answer 1

Also note that this might happen (e.g. with the master/detail project template) if the

"Other Linker Flags"

value is set to

-ObjC

as required by some frameworks, e.g. RestKit (issue at RestKits github page: https://github.com/RestKit/RestKit/issues/1153)