Hi the list, First of all, I little browsed archives and Raoul's howto, but unsuccessful :-( My setup : * kernel 2.6.17.6 (same on last 2.6.17.10) on i686 compiled by me with udf & packet-writing support (I don't use udev) * udftools 1.0.0b3-11 * cdrecord 4:2.01+01a03-5 * ASUS DRW-1608P3S Nota : burning CD & DVD works fine. * cdrecord -scanbus dev=ATA Cdrecord-Clone 2.01.01a01 (i686-pc-linux-gnu) Copyright (C) 1995-2004 Jrg Schilling scsidev: 'ATA' devname: 'ATA' scsibus: -2 target: -2 lun: -2 Warning: Using badly designed ATAPI via /dev/hd* interface. Linux sg driver version: 3.5.27 Using libscg version 'schily-0.8'. scsibus1: 1,0,0 100) 'ASUS ' 'DRW-1608P3S ' '1.19' Removable CD-ROM 1,1,0 101) * 1,2,0 102) * 1,3,0 103) * 1,4,0 104) * 1,5,0 105) * 1,6,0 106) * 1,7,0 107) * * cdrwtool -d /dev/hdc -i using device /dev/hdc 1222KB internal buffer setting write speed to 12x DISC INFO: erasable : Yes border = 0 Disc status = 0 number of first track = 1 number of sessions = 1 number of tracks = 1 status of last track = 1 uru = 0 did_v = 0 dbc_v = 0 disc type = 255 disc_id = 0 lead_in = 97:34:23 (439073) lead_out = 79:59:74 (359999) OPC entries = 0 TRACK INFO: Track 1 track_number = 1 session_number = 1 damage = 0 copy = 0 track_mode = 7 Rt = 0 blank = 1 packet = 0 fp = 0 data_mode = 15 lra_v = 0 nwa_v = 1 track_start = 0 next_writable = 0 last_recorded = 0 free_blocks = 359847 packet_size = 0 track_size = 359847 (719694KB) Ok, so let's try the suff : * cdrwtool -d /dev/hdc using device /dev/hdc 1238KB internal buffer setting write speed to 12x wait_cmd: Input/output error Command failed: 55 10 00 00 00 00 00 00 3c 00 00 00 - sense 05.26.00 00 00 00 00 00 00 00 00 05 32 20 27 0a 00 00 00 20 00 00 00 00 20 00 96 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 08 00 mode_select: Illegal seek set_write What's wrong ? Any suggestions ? Thanks in advance. -- Fred.