Artist check within local, mb and lastfm databases

app/controllers/import_controller.rb

@@ -22,6 +22,13 @@ class ImportController < ApplicationController
       ap e.message
       ap e.backtrace
     end
+    
+    if brainz_artist.nil?
+      artist.mbid = nil
+      artist.status = 2
+      artist.save
+      return 2
+    end
 
     begin
       # Save artist