How to create a validation rules to control the Purchase Price cannot more than Last Purchase Price?

How to create a validation rules to control the Purchase Price cannot more than Last Purchase Price?

Solution:

Please refer How to Access Customization Centre.

Step 1 - Validation > Rules > Add… > RuleCriteria

Step 3 - Set as below:

ResultType: Error

Id: Rule name (PurchasePriceNotMoreThanLastPurchasePrice)

Target Type: Which transaction apply rules (QnEBS.BO.Purchase.PurchaseInvoiceDetails)

Criteria: Rules/Conditions ([UnitPrice] >= [Stock.PurchasePrice])

Step 4 - Save and re-login QNE

Done.