Warehouse Setup Each warehouse must be setup in Warehouse Setup . Inventory Part Classes Each Part Class must be set up in Inventory Part Class setup. Inventory Handling Inventory Handling G/L Defaults must be setup in the Inventory Handling GL Defaults setup and Reason Codes must be set up in the Inventory Handling Reason Codes setup. Inventory Defaults The accounting defaults for Inventory must be set up in Accounting Setup . Inventory Master Each part to be counted must be set up in the Inventory Control Management module. Inventory Setup The Inventory Adjustment Account default must be setup in Accounting Setup .