Can you check whether the item being used is Transactable
Check the Profile Option MIME Type ( This can be set to Excel). The only problem with this is all the Reports Ouput will give be in...
Check whether the Date given in the PPR is matching the one in the Invoice. This is because by default the System Date gets populated in the...
Here are some of the questions in Oracle and Developer 2K. Important Questions in Oracle, Developer /2000(Form 4.5 and Reports 2.5)
Technical Document on Oracle Order Management Tables