modified barcode generation script

app/models/product.rb

@@ -464,7 +464,7 @@ class Product < ActiveRecord::Base
   end
 
   def self.gen_only_barcodes_w_empty
-    products = Product.vigentes.where(barcode: '')
+    products = Product.activos_children.where(barcode: '')
     products.each do |product|
       product.skip_sku_validation = true
       product.barcode = format('%07d', product.id)