Re: USB memory stick and flashcard mount failure

[Andrew Perrin <clists@perrin.socsci.unc.edu>]

What's the output of (as root):

fdisk -l /dev/sda

Also, what happens in /var/log/syslog when you insert the device?

ap

----------------------------------------------------------------------
Andrew J Perrin - andrew_perrin (at) unc.edu - http://perrin.socsci.unc.edu
Assistant Professor of Sociology; Book Review Editor, _Social Forces_
University of North Carolina - CB#3210, Chapel Hill, NC 27599-3210 USA
New Book: http://www.press.uchicago.edu/cgi-bin/hfs.cgi/00/178592.ctl



On Fri, 12 Jan 2007, Herb Howe wrote:

> I'm having problems mounting either a memory stick or a flashcard using
> Debian, kernel 2.6.8.
>
> Here's the setup:
>
> Line from lsusb with usb memory stick inserted:
> Bus 004 Device 002: ID 08ec:0008 M-Systems Flash Disk Pioneers
>
> Line in fstab:
> /dev/sda1 /mnt/memstick vfat user,noauto,rw 0 0
>
> Mount command:
> mount /mnt/memstick
>
> Error message from mount command:
> wrong fs type, bad option, bad superblock on /dev/sda1, missing codepage
> or other error
>
> Output from dmesg | tail
> Buffer I/O error on device sda1, ...  (several such messages)
> FAT: invalid media value (0xb9)
> VFS: Can't find a valid FAT filesystem on dev sda1.
>
> This occurs with both a Memorex Traveldrive and a Compact Flashcard in a
> Flashcard-to-USB adapter. Both devices work fine with Windows XP which
> also verifies that a FAT filesystem is on these devices.
>
> The only advice I've found online is to reformat the USB devices. But
> these are devices from other people that I cannot reformat.
>
> Is there something I can add to the fstab line or the mount command to
> recognize the vfat file system on the USB devices?
>
> There are lots of questions on the web about this problem but few simple
> answers. If there is a known workable solution online, could someone
> supply the URL?
>
> Thanks,
> Herb
>
>
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