Update qbo_invoice.rb

app/models/qbo_invoice.rb

@@ -65,6 +65,8 @@ class QboInvoice < ActiveRecord::Base
       issue.qbo_invoices << qbo_invoice
       issue.save!
     end
+    
+    compare_custom_fields(issue, invoice)
   end
   
   # processes the invoice into the system
@@ -87,7 +89,9 @@ class QboInvoice < ActiveRecord::Base
         }
       end
     }
+  end
   
+  def self.compare_custom_fields(issue, invoice)
     # update the invoive custom fields with infomation from the work ticket if available
     invoice.custom_fields.each { |cf|