fsck fails on USB disk and interrupts boot process

[Roby]

Christoph Bier wrote:

> Hi,
> 
> I installed an USB disk with a (not encrypted) ext2 file system to
> my wife's laptop running Feisty. Now, every boot process is
> interrupted by an fsck failure regarding the USB disk---with the USB
> disk connected or not. If the USB disk is connected I can run fsck
> manually (not with the UUID but the corresponding device ->
> /dev/sdb1) without any problems and with "init 6" I can complete the
> boot process.
> 
> Here's the failure message:
> 
> Checking Filesystems ...
> fsck 1.40-WIP (14-Nov-2006)
> fsck.ext2: Unable to resolve 'UUID =
> 26ccdf8f-c3d9-4093-804f-71787dd2a5c4'
> fsck died with exit status 8
> 
> The UUID affiliates to the USB disk.
> 
> Why does auto fsck fail? Why is fsck run even if the USB disk is not
> connected resp. not powered up? How can I fix this in order that
> Ubuntu boots again without an interruption?
> 
> Best
> Christoph
Is that device listed in /etc/fstab?  If so and the <pass> digit is not
zero, fsck will try to test it regardless.

Try $ sudo /lib/udev/vol_id /dev/sdb1 
... Are you *absolutely* certain the UUID is correct?

I prefer to use disk labels ( /dev/disk/by-label/<label> ).