Prestashop cant login in admin

Question

Several days ago I couldn\'t access the admin panel on my site based on prestashop platform. After entering login and password, I was redirected to login page again and ever

Answer 1

Sometimes I get this error when I configured shop domain with non-www and I try to access with www, for example. I like to force all users to have the same url, so I force at .htaccess to enter with www:

RewriteCond %{HTTP_HOST} !^www.
RewriteRule ^(.*)$ http://www.%{HTTP_HOST}/$1 [R=301,L]