Fatal error: Uncaught Error: Call to a member function fetch() on bool in /home/batteryl/public_html/laptopbatterie/include/Class.php:106
Stack trace:
#0 /home/batteryl/public_html/laptopbatterie/model_batterie.php(10): DateBase->getCategoryByFr('fr_categories_n...', '\xC3\xA9cran d'affich...')
#1 {main}
  thrown in /home/batteryl/public_html/laptopbatterie/include/Class.php on line 106