Migo Problem

Hi Experts,

I am facing the problem  in qty rounding In MIgo i need the your help.

Process:

  We have created the material Master  with  base unit as each and alternate unit as box , for example 1 Box = 6 ea, purchase unit as box

    and 1 crated the Purchase order by transaction Me21n  for  650 box.

          2. created the Migo  by Split

                  process while receiving in Migo in each in different location

                                  1. receiving  location  3886 nos

                                  2. Block location      13 nos

                                  3. Damage location        1

                                            Total is              3900 nos = 650 box

when i am going to save  the Migo it giving the error Pu Qty exceed by 0.001 .

I need the solution  please help me

Thank in Advance

Sudhir