[Solved] Custom Naming Series For Customer Not Working

Hi,

I try to setting naming series for invoice and quotation include customer number series, but doesn’t work
INV-.YY.MM/.customer./##
QO-.YY.MM/.customer./##
but for supplier purchase order is working
PO-.YY.MM/.supplier./##

any suggestion about this?

I using #### as naming series for Customer
and using QO/.YY.MM./.customer./.### for quotation naming series

any help?

SOLVED by adding hidden field customer to Quotation Form