I use Piwik version 2.8.1. In my file .htacces from my website i use a code to redirect non-www to www .
Code :
RewriteCond %{HTTP_HOST} !^www.
RewriteRule ^(.*)$ http://www.%{HTTP_HOST}/$1 [R=301,L]
After in used this code my piwik have a problem when i enter in Visitors- > Visitor log.
The Piwik records the visitors but the links is not displayed . - > "Page URL not defined ". Can someone help me ?