Just installed mopub in a few projects and all three are getting this error when archiving
Undefined symbols for architecture arm64
Symbol: OBJC_CLASS$_MoPub
Referenced from: function signature specialization <Arg[0] = Dead and Owned To Guaranteed, Arg[1] = Dead and Owned To Guaranteed, Arg[2] = Dead> of Focused_on_Fit.AppDelegate.application (__ObjC.UIApplication, didFinishLaunchingWithOptions : [__ObjC.NSObject : Swift.AnyObject]?) -> Swift.Bool in AppDelegate.o
ld: symbol(s) not found for architecture arm64
clang: error: linker command failed with exit code 1 (use -v to see invocation)