If you are facing Error-One or more pending invoices cannot be displayed because they are in use like below screen.
Then you can try following solution.
Solution:
go to /Accounts payable/Common/Vendor invoices/Pending vendor invoices > selected the invoice number and then>> delete then try to delete again.
Accounts Payable / Inquiries/History / Invoices
Then you can try following solution.
Solution:
go to /Accounts payable/Common/Vendor invoices/Pending vendor invoices > selected the invoice number and then>> delete then try to delete again.
You can get Invoice from below path also.