SOP (Return) - Integration Manager - Line item is not saved.

Hi,

I am using same document for header and line items information, even my sorting works well but line items are not saved, 

I tried the way turn off the UseOptimizedFiltering in .ini file but no luck. 

V: GP 10 IM 10

My Mapping for Line items : Item Number , Quantity, Unit Price.

Header : Customer Number, Batch Number, Site Id, Invoice Date, Type, Type ID, Currency

Please help me in this.

Thanks.

Selva D.