error purchase order and receiving posted document

kiennguyen

Hi all.
i have a problem, 05/07/2013 i have two purchase order: PO-27390 and PO-27402:
+ On purchase order PO-27390 including item 11685, buy from vendor no V0664, item category 02
+ On purchase order PO-27402 including item 10074,10078,10053, buy from vendor no V0594, item category 01.
in the morning, good receving department recevied two order above: PO-27390 has receiving posted document is rv-24341(only item 11685); PO-27402 has receiving posted document is rv-24345(item 10074, 10078, 10053).
However, in the afternoon, my system, PO-27390 appearance item 10074, 10078, 10053 and 11685; buy from vendor no V0664---> receiving posted document is rv-24342.
==>and now, my system exits:
+ Retail purchase order: PO-27390(item 11685, 10074, 10078, 10053), buy from vendor V00664; PO-27402(item 10074, 10078,10053) buy from vendor no V0594
+ Retail posted receiving: in receiving posted document appearance rv-0024341(only item 11685, PO-227390); rv-24342(item 11685, 10074, 10078, 10053; PO-27390); rv 24345(item 10074, 10078, 10053; PO-27402)
=====> why "rv-24342(item 11685, 10074, 10078, 10053; PO-27390)" exits on my system????