Open a document in the validation screen. For more information, see Opening a Document in Validation in the SAP GUI.

Example of a document with a different target order price unit:

In the Item Data area, select a confirmation item and click the button Conf. Data => Purchase Order.

➣ The dialog Change Purchase Order will open.

Confirm with Yes.

➣ The Messages dialog opens.

Click Next.

➤ The base order price unit will be changed to the target order price unit.