谷村＠長崎です。 柴田(ひ)＠福岡さん,フォローありがとうございました， > -ignsize > を付けるとどうなります？ $ sudo dvdrecord dev=1,0,0 speed=1 -ignsize -dao -dummy dvd.iso scsidev: '1,0,0' scsibus: 1 target: 0 lun: 0 Linux sg driver version: 3.1.24 dvdrecord: Warning: using inofficial version of libscg (bero-0.5a '@(#)scsitransp.c 1.81 01/04/20 Copyright 1988,1995,2000 J. Schilling'). dvdrtools v0.1.4 Portions (c) 2002-2003 Ark Linux <bero@xxxxxxxxxxxx> Based on: Using libscg version 'bero-0.5a' Device type : Removable CD-ROM Version : 0 Response Format: 2 Capabilities : Vendor_info : 'HL-DT-ST' Identifikation : 'DVDRAM GMA-4020B' Revision : 'A107' Device seems to be: Generic mmc2 DVD. Using generic SCSI-3/mmc DVD-R(W) driver (mmc_mdvd). Driver flags : SWABAUDIO BURNFREE Supported modes: PACKET SAO dvdrecord: Input/output error. write_g1: scsi sendcmd: no error CDB: 2A 00 00 19 18 56 00 00 1F 00 status: 0x2 (CHECK CONDITION) Sense Bytes: 70 00 05 00 00 00 00 10 2A 00 00 0C 21 02 00 00 Sense Key: 0x5 Illegal Request, Segment 0 Sense Code: 0x21 Qual 0x02 (logical block address out of range) [No matching qualifier] Fru 0x0 Sense flags: Blk 0 (not valid) cmd finished after 0.003s timeout 200s Sense Bytes: 70 00 00 00 00 00 00 10 00 00 00 0C 00 00 00 00 00 00 trackno=0 write track data: error after 0 bytes となり，だめでした。