fixed follow ajax

app/controllers/follows_controller.rb

@@ -77,7 +77,7 @@ def create
     if params[:status] == "follow"
 
       # Send welcome email
-      if @user.email
+      if @user.email rescue false
         @message = "Hi #{@user.username.capitalize}, \n\n #{@current_user.username.capitalize} is now following you on Gospelr! You can follow them back by clicking on this link: http://gospelr.com/#{@current_user.username} \n\nGod Bless, \nGospelr"
         Notifier.contact(@user.email, "chris@gospelr.com", @message).deliver
       end