Error while doing Reversal of goods movements

Hi,

we have requirement where swap the quantity between batches, selection criteria is sales order number.

In this program used BAPI_GOODSMVMT_CREATE with code '06' and t-code 'MB11'.

now the problem is in developement the program is working but in the quality it is giving the error like

with BAPI return message followed by

Deficit of Customer stock unr. 2 EA : <amtnr>7209874 <plant>5140 <batch>ZZZZ W Order 0005112214

some times it is saying 'Maintain Characterstic value for class only

if anyone know the solution, please reply back.

thank you.

Regards,

Madhavi