We are currently cleaning up the unplanned deferred revenue and while viewing the deferred revenue waterfall report, we noticed that a completed RA is still on the report. As we checked, in the revenue summary, the Billed amount is 300 while the Revenue amount is only 150. I checked the SO source transaction, it only has 1 line, 1 quantity (picked, packed, fulfilled, invoiced) amounting to 150. I checked the SO and Invoice's line history and system notes, but there were no indications of changes regarding the quantity and/or amount. I also checked the Revenue Plan and Revenue Elements if