My requirement is like this :Here is the codification suggested: SALE_HEADER_XXXXX_YYYYMMDD.PSVSALE_LINE_XXXXX_YYYYMMDD.PSVXXXXX = LVM sequence to ensure unicity and continuity of file exchangesCaution, there will an increment to implement.YYYYMMDD = LVM date of file creation COMPRESSION AND DELIVERY TO: SALE_HEADER_XXXXX_YYYYMMDD.ZIP AND SALE_LINE_XXXXX_YYYYMMDD.ZIPif we run that job the target file names are like this sale_header_1_20060206 & sale_line_1_20060206.If we run next time means the target files we like this sale_header_2_20060206 & sale_line_2_20060206.If we run the same in next day means the target files we want like this sale_header_3_20060306 & sale_line_3_20060306.i.e., whenever we run the same job the target files automatically changes its filename to filename_increment to previous number(previousnumber + 1)_currentdate;Please do needful by repling this question..