Price is different between valuation rate and incoming rate

[Bravet_Peer]

Hello,

i have added a new product via a purchase invoice and it has two different batch numbers in the same price. and their valuation and incoming rate are different eve though they are supposed to be the same.
both batch numbers have the same problem

[Bravet_Peer]

and in this one even through the item is free it has decided to assign a random valuation number

[Bravet_Peer]

and this is when i make an invoice