Choose the SAP Business One warehouse to use as the default when stock is exported.
When stock is exported per warehouse, this warehouse is marked as the default.
When stock is not exported per warehouse, this warehouse is used as the warehouse ID.
Good to know
This setting is required.
Whether stock is exported per warehouse is set in Multiple warehouses on SAP [Export Stock]?.
If the list is empty, check that SAP Business One is connected. An empty list almost always means the connection, not the setting.