SAP Message C2226 - Backflush indicator cannot be set for material &1

Diagnosis
You have tried to change the backflush indicator for a component withassigned batch splits (item &V2&, material number &V1&). This change,however, is not permitted for at least one of these batch splits, forexample, because material has already been withdrawn for this batchsplit.

System Response
The backfluch indicator is not changed.

Procedure
Create a new component with the same material number (&V1&) to whichyou assign the requirements quantity not yet withdrawn (therequirements quantity of the batch totals record).
If required, you can also cancel the batch splits for which no goodswithdrawals have yet been posted, or reduce the requirements quantityof the batch split for which goods withdrawals have already been postedto the withdrawn quantity.
For this new component, you can make the desired changes to thebackflush indicator and assign batches again.