HANDLING UNIT IN STO TWO STEP PROCESS

Hi sap experts i have problem with handling unit so i need experts help.

The problems goes like this see i am doing Stock trasport order i have enter quantity and attached handling units and the PGI.And after that i am doing GR via Handling unit and i am posting stock.After that if i use HU system giving me error message that HU are in traasit and i can't use them.

For this SAP notes says we have to maintain output type SPED for shipping for delivery type and i did ,for this system creates inbound delivery here also i am facing problem that is process log it show that error during copy partner :partner role and message no is vl864.and its giving another errr message that is No inbound delivery is created for replishment delivery no.

So sap experts i need your help in this issue as this issue very high priority so i hope i get favourable response.Thanks alot