When defining normal items the items are stockable,but incase of service item ,the items are not stockable
Set attributes as below for the Service items
Attribute Name
|
Value
|
User Item Type
|
User Item Type
|
Item Status
|
Active
|
Conversions
|
Both standard and item
specific
|
Inventory Item
|
No
|
Stockable
|
No
|
Lot Control
|
No lot control
|
Inventory Asset Value
|
No
|
Purchased
|
Yes
|
Purchasable
|
Yes
|
Customer Ordered
|
Yes
|
Customer Orders Enabled
|
Yes
|
Shippable
|
Yes
|
OE Transactable
|
Yes
|
Returnable
|
YES
|
Invoiceable Item
|
YES
|
Invoice Enabled
|
YES
|