Upgradation methodology

HI All, I want to Upgrade Navision Axapta 2.5 sp3 MP(Having customization) to Axapta 3.0 sp1 in one of our clients place. But i am not getting any good methodology or steps to work on this. Can some one provide/guide me with detailed steps for the upgradation process. Some good documents will be a gr8 advantage to me. Thanks and Regards Amar

Hi, Use the Upgrade toolkit. Setup in your machine. The manual inside gives detailed steps to go for upgrade. Nitesh