Dear Experts,
Our Customer is using Navision 2016. They found that purchase amount and direct cost applied cost is out of balance and direct cost is more.
I found that there is inventory adjustment in sales value entries additionally with unreasonable price effected only on three documents.
There is customization deployed in drop shipment.
Adjustment done in sales value entries as follows:

I would like to know what happened and is that due to transactions or system bug.
Regards,
Sweeties