http://stackoverflow.com/questions/8923114/how-to-reset-auto-increment-in-mysql
Como Apagar shipment no magento
http://stackoverflow.com/questions/13370617/how-to-delete-a-shipment-from-magento-that-was-created-accidentally
Dicas, Tutoriais e lembretes que ajudam no dia a dia
http://stackoverflow.com/questions/8923114/how-to-reset-auto-increment-in-mysql
http://stackoverflow.com/questions/13370617/how-to-delete-a-shipment-from-magento-that-was-created-accidentally