how to assign INVOICE NUMBER RANGE TO ONLY ONE PLANT

Hi all,

Here we have three Plant under one company. so presently i have different INVOICE NUMBER RANGE FOR ALL THREE PLANT which is system genrated. But now i have finish one range for one plant. then i change my number range but after assign new invoice number range this range take all plant invoice number range. so my old two range not take effect .

So now can you please describe me how can i assign INVOICE NUMBER RANGE to only one plant and if you able then please kindly give a step for assign new invoice number range to only one plant.

Thanks,

Keyur chauhan