objective c - IOS error when I use Facebook SDK -

i have added facebooksdk.framework project,

#import <facebooksdk/facebooksdk.h>

but error: use of undeclared identifier 'fbappcall'

i working function loginfb, please me.

please check below points -

select project , goto build phase -> link binary libraries , select facebooksdk.freamwork
goto viewcontroller , import - #import , #import

please delete existing added facebooksdk.freamwork before above step.

Abdulaziz