cdrecord messaggip d'errore

[^xp^oc]

Ciao a tutti!

Cdrecord masterizzando una iso, da st'errore
Che significa? (ed in caso: come fare per evitare che si ripeta?)
(il mast lo leggete sotto come supporto verbatim data life plus color

Cdrecord 2.01a14 (i686-pc-linux-gnu) Copyright (C) 1995-2003 Jörg Schilling
scsidev: '0,1,0'
scsibus: 0 target: 1 lun: 0
Linux sg driver version: 3.1.24
Using libscg version 'schily-0.7'
Device type : Removable CD-ROM
Version : 0
Response Format: 1
Vendor_info : 'RICOH '
Identifikation : 'CD-R/RW MP7040A '
Revision : '1.1k'
Device seems to be: Generic CD-ROM.
Using generic SCSI-3/mmc CD-R/CD-RW driver (mmc_cdr).
Driver flags : MMC SWABAUDIO
Supported modes: TAO PACKET SAO SAO/R96P SAO/R96R
Starting to write CD/DVD at speed 2 in real TAO mode for single session.
Last chance to quit, starting real write 0 seconds. Operation starts.
cdrecord: Input/output error. write_g1: scsi sendcmd: no error
CDB: 2A 00 00 02 07 97 00 00 1F 00
status: 0x2 (CHECK CONDITION)
Sense Bytes: F0 00 03 00 02 05 00 0C 00 00 00 00 0C 00 00 00
Sense Key: 0x3 Medium Error, Segment 0
Sense Code: 0x0C Qual 0x00 (write error) Fru 0x0
Sense flags: Blk 132352 (valid)
cmd finished after 1.361s timeout 40s
write track data: error after 238778368 bytes
cdrecord: A write error occured.
cdrecord: Please properly read the error message above.
cdrecord: Input/output error. flush cache: scsi sendcmd: no error
CDB: 35 00 00 00 00 00 00 00 00 00
status: 0x2 (CHECK CONDITION)
Sense Bytes: F0 00 03 00 02 05 00 0C 00 00 00 00 0C 00 00 00
Sense Key: 0x3 Medium Error, Segment 0
Sense Code: 0x0C Qual 0x00 (write error) Fru 0x0
Sense flags: Blk 132352 (valid)
cmd finished after 3.823s timeout 120s
Trouble flushing the cache