undeclared identifier 'FBAppCall' 'FBDialogs'
问题 I'm recently trying to update the Facebook SDK on our application. I had no worries following the steps fom the Upgrade guide by Facebook. I was able to compile without issues. However, when I quit XCode, reopen my project and try to recompile I get an error about ' FBAppCall ' (undeclared identifier). All others classes from the SDK are working except this one and ' FBDialogs '. I am able to solve those errors by deleting the Facebook framework and adding it again. But I must do it every