Hi!
Activation of the plugin is not possible.

Parse error: syntax error, unexpected ‘[‘ in /var/www/adminhost/data/www/obst.org.ua/wp-content/plugins/medma-matix/admin/class-medma-matix-admin-analytics.php on line 684

Line 684 contains:

$min_view = (empty($min_arr)) ? [] : min($min_arr);