SAP Message QA298 - You cannot correct actual qty, since insp. lot created by reversal doc.

Diagnosis
The inspection lot was created as a result of a cancelled materialdocument.
If the inspection lot contains stock, you cannot correct the actualquantity of the inspection lot.
You can correct the actual quantity for inspection lots that do notcontain stock without making a stock posting in Materials Management.

System Response
The system cannot make the stock posting.