query about number sequences in ax 2012

Hi ,

why we have to create new EDT while creating number sequences in ax 2012…?

Does… it work out creating number sequence with existing EDT… ?

I created number sequence in HRM module with new EDT its working properly …

I created number sequence with exist EDT Account num.… while I open from… got error …

Numbers could not be generated because a number sequence reference is missing. Ensure that all necessary number sequences are set up.

Could you plz help on this …

What are you trying to achieve?