Xmap can't finish installation process

[Letib]

hi
first sorry for my poor english
i'll try to explain my problem

i'm using Firefox and i'm using JOOMLA 1.5.21 and i try to instal a sitemap with XMAP, i download the last version on this site (XMAP 1.2.10)

But when i launch the installation, the screen "freeze" with a white page with this text :

Name: Xmap 1.2.10 Stable
Description: Xmap is a sitemap component for Joomla! Based on Joomap by Daniel Grothe.
Author: 2010 by Guillermo Vargas.
License: Released under the terms and conditions of the GNU General Public License.
Website: http://joomla.vargas.co.cr/

and nothing else !!!!!

can u help me ?

thanks

[leonardcraciun]

I do have the same Problem. Do you have any ideea? Thank you