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Date:      Thu, 1 Mar 2012 20:40:13 +0100
From:      Xavier FreeBSD questions <xavierfreebsdquestions@gmail.com>
To:        freebsd-questions@freebsd.org
Subject:   "SCSI sense: UNIT ATTENTION"
Message-ID:  <CALe6D=u+3VzfkYdisQ2-rhEq2Q-84zDqeAgz3dn=hi3Nh0A2TA@mail.gmail.com>

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Hi,

I have:

9.0-RELEASE

and this problem:

ugen4.8: <LaCie> at usbus4
umass2: <LaCie LaCie DVDRW USB, class 0/0, rev 2.00/0.00, addr 8> on usbus4
umass2:  8070i (ATAPI) over Bulk-Only; quirks = 0x0100
umass2:4:2:-1: Attached to scbus4
(probe0:umass-sim2:2:0:0): TEST UNIT READY. CDB: 0 0 0 0 0 0
(probe0:umass-sim2:2:0:0): CAM status: SCSI Status Error
(probe0:umass-sim2:2:0:0): SCSI status: Check Condition
(probe0:umass-sim2:2:0:0): SCSI sense: UNIT ATTENTION asc:29,0 (Power on,
reset,
 or bus device reset occurred)
cd1 at umass-sim2 bus 2 scbus4 target 0 lun 0
cd1: <_NEC DVD_RW ND-3500AG 2.07> Removable CD-ROM SCSI-0 device
cd1: 40.000MB/s transfers
cd1: cd present [2295104 x 2048 byte records]
(cd1:umass-sim2:2:0:0): READ(10). CDB: 28 0 0 23 5 3f 0 0 1 0
(cd1:umass-sim2:2:0:0): CAM status: SCSI Status Error
(cd1:umass-sim2:2:0:0): SCSI status: Check Condition
(cd1:umass-sim2:2:0:0): SCSI sense: ILLEGAL REQUEST asc:64,0 (Illegal mode
for t
his track)
(cd1:umass-sim2:2:0:0): Info: 0x23053f
(cd1:umass-sim2:2:0:0): cddone: got error 0x6 back

The DVDRW don't work correctly, ant idea for solvent this problem ?

Thanks.



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