I reformat my usb-stick and re-copy files. The boot works therefor the subject is solved.

I didn't wanted to do that but it's easier.

I had already made an ubuntu boot in this usb-stick ; i suppose that the salix boot can't support this one (i didn't uninstall it because i don't know how do it ...

Ahh, I just understand ...

You forgot sudo !!
The command returns :
~$ sudo LANG=C fdisk -l /dev/sdc1

Disk /dev/sdc1: 16.0 GB, 16007561216 bytes
64 têtes, 32 secteurs/piste, 15266 cylindres, total 31264768 secteurs
Unités = secteurs de 1 * 512 = 512 octets
Taille de secteur (logique / physique ...

First of all it would be nice if you had created that post in the French section of the board or were writing in English.
Sorry, it's my first post in this forum ;)
First of all what kind of media are you trying to install to? Can you post the output of this command:
LANG=C fdisk -l /dev/sdXY ...

Hé hé hé , j'ai le même problème (le même message d'erreur sous xp).

J'ai pas encore essayé de faire le boot avec ubuntu...

Bonjour,

Je viens de télécharger Framakey Salix et lorsque j’exécute le script install-on-USB.cmd, il me retourne le message d'erreur suivant : Checking for GRUB2 files...
Checking for post-MBR gap...
Error: the post MBR gap is missing or not large enough [63 sectors].
Yours appears to be of ...