Discount value not pushed through DTW replaces the Unit price values based on Total

Hi experts,

I have an issue ,While uploading GRPO through DTW the discount values are not pushed event i mapped the correct column in DTW.Please give me the solution that the following are the PDN1 column i put in DTW

ParentKey LineNum ItemCode Quantity Price DiscountPercent WarehouseCode TaxCode MeasureUnit UnitsOfMeasurment LineTotal DocNum LineNum ItemCode Quantity Price DiscPrcnt WhsCode TaxCode unitMsr NumPerMsr LineTotal 12 1 PH100003 1 100 10.00 106 GST0 Nos