Category not found with multi language website - Joomla! Forum - community, help and support

hello,

i've configured multilanguage joomla 2.5 have several links tells me "category not found"

an exemple jreviews link article : http://lemaneo.com/garages-concessions/mag-auto

another exemple : http://lemaneo.com/fr/coupons/catid?car ... red=&type=


before let categories , articles language all. problem, set article , parents categories french it's same.

i'm using sh404sef disable , it's same

i'm using .htccess file :

setenv php_ver 5

options +followsymlinks

rewriteengine on

rewritebase /


########## begin - rewrite rules block out common exploits
## if experience problems on site block out operations listed below
## attempts block common type of exploit `attempts` joomla!
#
## deny access extension xml files (uncomment out activate)
#<files ~ "\.xml$">
#order allow,deny
#deny all
#satisfy all
#</files>
## end of deny access extension xml files
rewritecond %{query_string} mosconfig_[a-za-z_]{1,21}(=|\%3d) [or]
# block out script trying base64_encode crap send via url
rewritecond %{query_string} base64_encode.*\(.*\) [or]
# block out script includes <script> tag in url
rewritecond %{query_string} (\<|%3c).*script.*(\>|%3e) [nc,or]
# block out script trying set php globals variable via url
rewritecond %{query_string} globals(=|\[|\%[0-9a-z]{0,2}) [or]
# block out script trying modify _request variable via url
rewritecond %{query_string} _request(=|\[|\%[0-9a-z]{0,2})
# send blocked request homepage 403 forbidden error!
rewriterule ^(.*)$ index.php [f,l]
#
########## end - rewrite rules block out common exploits

# uncomment following line if webserver's url
# not directly related physical file paths.
# update joomla! directory (just / root)

# rewritebase /


########## begin - joomla! core sef section
#
rewritecond %{request_filename} !-f
rewritecond %{request_filename} !-d
rewritecond %{request_uri} !^/index.php
rewritecond %{request_uri} (/|\.php|\.html|\.htm|\.feed|\.pdf|\.raw|/[^.]*)$ [nc]
rewriterule (.*) index.php
rewriterule .* - [e=http_authorization:%{http:authorization},l]
#
########## end - joomla! core sef section


if got idea

thanks in advance

looking @ site, seems have not followed multilanguage tutorials.
please see:
http://multilingual.demojoomla.com ... steps.html