Advance Payment slip is generated from MIGO [login to view URL] all details from MIGO number.I created one object From TCODE:-SNRO for automatically created number range from 1 to upto [login to view URL] number(Advance payment slip Number) is stored in form of Current Month/Number range/[login to view URL] this advance payment number you see all the details like Vendor,Asset number,[login to view URL] description,Purchase order number, by whom slip is printed and on which date.