Cannot mount Squashfs

[Werner Schram]

On Thu, Feb 4, 2010 at 11:33 AM, Detlef Lechner <Detlef.Lechner at gmx.net> wrote:
> Hi,
>
> I obtain:
> '~$ LANG=C sudo mount -o loop,ro -t
> squashfs /home/detlef/Naturwissenschaften/Mathematik/sage-4.3.1.sqfs /tmp/mount/ ; mount: /dev/loop0: can't read superblock '.
>
> What is wrong in my command?

It seems that sage-4.3.1.sqfs doesn't contain a squasfs filesystem.
What is the output of:
file /home/detlef/Naturwissenschaften/Mathematik/sage-4.3.1.sqfs

Regards,
Werner