SAP Message VL128 - Changes not possible at present because item is in quality inspection.

Diagnosis
The required change cannot be carried out at the moment, since the
corresponding inspection lot &v1& &v2&
is in quality inspection.
The message of quality inspection is:
V3 v4
Special note:
Items with batch split cannot be changed anymore after the qualityinspection has been completed.

Procedure
Possibly try to carry out the change at a later point in time.