Re: can't mount USB thumb drive

[Wayne Topa <linuxtwo@gmail.com>]

On 03/07/2013 09:05 PM, Joe Zien wrote:
> I am sending this again, added the subject
>
> Joe Zien wrote:
> > I am using mepis 12, a debian distro, on my ThinkPad T60 and can't
> > mount my thumb drive.
> > It is 4GIG fat32 and 90% filled with important files.
> > Below is all the info I have on this drive /dev/sdb1:
> >
> > # fdisk -l
> >
> > Disk /dev/sdb: 4012 MB, 4012900352 bytes
> > 120 heads, 55 sectors/track, 1187 cylinders
> > Units = cylinders of 6600 * 512 = 3379200 bytes
> > Sector size (logical/physical): 512 bytes / 512 bytes
> > I/O size (minimum/optimal): 512 bytes / 512 bytes
> > Disk identifier: 0x00000000
> >
> > Device Boot Start End Blocks Id System
> > /dev/sdb1 1 1188 3918832 b W95 FAT32
> >
> > drive is recognized.
> >
> > Try to mount and get:
> >
> > [root@sda11 jozien]# mount -t vfat /dev/sdb1 /mnt/sdb1

Try  mounting like this
mount -t vfat /dev/sdb1 /mnt/

> > mount: wrong fs type, bad option, bad superblock on /dev/sdb1,
> > missing codepage or helper program, or other error
> > In some cases useful info is found in syslog - try
> > dmesg | tail or so
> >
> > [root@sda11 jozien]# dmesg | tail
> > [ 254.251751] sd 7:0:0:0: [sdb] 7837696 512-byte logical blocks: (4.01
> > GB/3.73 GiB)
> > [ 254.253126] sd 7:0:0:0: [sdb] Write Protect is off
> > [ 254.253134] sd 7:0:0:0: [sdb] Mode Sense: 03 00 00 00
> > [ 254.253139] sd 7:0:0:0: [sdb] Assuming drive cache: write through
> > [ 254.262277] sd 7:0:0:0: [sdb] Assuming drive cache: write through
> > [ 254.269632] sdb: sdb1
> > [ 254.271754] sd 7:0:0:0: [sdb] Assuming drive cache: write through
> > [ 254.271758] sd 7:0:0:0: [sdb] Attached SCSI removable disk
> > [ 369.068710] FAT: invalid media value (0x00)
> > [ 369.068714] VFS: Can't find a valid FAT filesystem on dev sdb1.
> > [root@sda11 jozien]#
> >
> > I tried the drive in windows XP and get error:
> >
> > "not formated, format now"
> > Please help, got a lot of important info on /dev/sdb1
> >
> > jozien