SAP Message QA078 - Inspection lot & cannot be used for document item & & & DOCUMENTATION DiagnosisYou cannot make a balancing entry for the negative inventory differencein this inspection lot for one of the following reasons:The inspection lot data does not correspond with the data for thedocument item, (for example, material number, plant, batch, specialstock, account assignment).The inspection lot is locked.The lot quantity outstanding is not large enough.ProcedureUse the manual transaction for the difference posting.