Re: USB Card Reader.
On Sun, Mar 19, 2006 at 11:29:16AM +0000, Wulfy wrote:
> Thanks to all who answered. Much appreciated!
>
> (...)
> >
> Progress! well, some.
>
> I did "mkdir /media/card" so that there'd be a directory there to attach to.
>
> I tried each of the possibilities:
>
> mount -t vfat /dev/sd[a-d] /media/card
>
> Mount told me that a, b and d had no media but c gave me an error message:
>
> >Yewdales-lodge:~# mount -t vfat /dev/sdc /media/card
> >mount: wrong fs type, bad option, bad superblock on /dev/sdc,
> > missing codepage or other error
> > In some cases useful info is found in syslog - try
> > dmesg | tail or so
>
> I looked at dmesg | tail:
>
> >scsi2: ERROR on channel 0, id 0, lun 2, CDB: Read (10) 00 00 00 00 06
> >00 00 02 00
> >Current sdc: sense key Medium Error
> >Additional sense: Unrecovered read error
> >end_request: I/O error, dev sdc, sector 6
> >Buffer I/O error on device sdc, logical block 0
> > unable to read partition table
> >FAT: bogus number of reserved sectors
> >VFS: Can't find a valid FAT filesystem on dev sdc.
> >FAT: bogus number of reserved sectors
> >VFS: Can't find a valid FAT filesystem on dev sdc.
>
> I also tried Duncan's suggestion of mounting /dev/sdc1.
>
> >Yewdales-lodge:~# mount -t vfat /dev/sdc1 /media/card
> >mount: special device /dev/sdc1 does not exist
>
> Two things come to mind. Either the card uses some other fs type or
> I've lost all the pictures on it.... :( Of course, I'm not sure what
> the dmsg error message means precisely, but "unable to read partition
> table" sounds bad. That doesn't depend on the fs, does it?
Is the card reader connected directly to the pc or via a hub? I sometimes had
problems when there was a hub (or even a longer cable) but it worked when I
plugged it directly into the USB port.
HTH
--
Joachim Fahnenmüller
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