If Bill Proforma was created from Purchase Order -> and Payment was added on Bill Proforma -> Payment Number is displayed on PO in Related Documents.
To check this, the user needs to do the next steps:
- Create new PO -> Add PO Terms -> Add item -> Click on Save& Process;
- Create SLT Order -> Save;
- Open PO -> Bill is displayed in related documents;
- Pay Bill form -> Add payment to created Bill;
- Reopen PO -> Bill payment is in related documents.