A product with a replenishment path of Build is defined in Product Location Maintenance. This replenishment path implies that a product can be built. A bill of material can be defined for a product only if the product contains this replenishment path.
To set a product with a Build replenishment path:
On the Buying tab in Product Location Maintenance, select the location and product code or name using the Lookup buttons.
Click the Update button in the ribbon.
Select the Build check box in the Replenishment Path section.
Click the OK button in the ribbon.
Repeat these steps for each location for which the product can be built.