Warning:call_user_func_array() expects parameter 1 to be a valid callback, second array member is not a valid method #0 [internal function]: core\Exceptions->errorHandler(2, 'call_user_func_...', '/home/szamoshu/...', 204, Array) #1 /home/szamoshu/public_html/core/hbfw.php(204): call_user_func_array(Array, Array) #2 /home/szamoshu/public_html/project/webshop/www/index.php(13): require_once('/home/szamoshu/...') #3 {main}