2930926 - Unable to create invoice based on Purchase order or delivery

You wanted to know  why you are unable to  find the Purchase  order or delivery while trying to create invoice.

SAP Business ByDesign

1. Go to Supplier Invoicing WorkCenter
2. Go to Invoice Entry view
3. Show All orders to be invoiced
4. Search for relevant Purchase order

 or

1. Go to Supplier Invoicing WorkCenter
2. Go to Invoice Entry view
3. Show All deliveries to be invoiced
4. Search for relevant  Goods and service receipt or inbound delivery

 You have not marked Invoice Expected check box in Purchase order.

1.  Go to Purchase request and orders work center
2.  Go to Purchase order
3.  Search and open the respective Purchase orders 
4.  Go  to Items tab
5.  Go to Basic sub tab
6. Check mark the Invoice Expected 

KBA , SRD-SRM-PRO , Purchase Requests and Orders , Problem