Hi Michele,
Here is the official documentation regarding these checks:
- PO_CONF_RELEVANCE_CTRL
Set Confirmation Status for Changed PO Item to "Not Confirmed"
If this validation check is active, SAP SNC sets the confirmation status of a purchase order (PO) item to Not Confirmed if the customer has changed the following item data in the customer back-end system and has sent the changed PO to SAP SNC:
Goods recipient
Ship-to location
Product
Requested delivery date
Incoterm
Price
- PO_CONFIRMATION_DELETE
Delete Confirmation Schedule Lines for Changed Purchase Order Items
If this validation check is active, SAP SNC deletes the confirmations schedule lines of a purchase order item if the customer has performed a change that requires confirmation by the supplier. Changes that trigger deletion include the following: Quantity changes and the changes listed in the description for validation check PO_CONF_RELEVANCE_CTRL.
Maybe these notes can help you: 1336077 and 1464608?
Best regards,
Nuane Mazzarino