Fatal error: Uncaught Error: Call to undefined function WP_STATISTICS\add_action() in /home/webdav/xylemDAV/mo.blog/wp-content/plugins/wp-statistics/includes/admin/TinyMCE/class-wp-statistics-tinymce.php:18 Stack trace: #0 /home/webdav/xylemDAV/mo.blog/wp-content/plugins/wp-statistics/includes/admin/TinyMCE/class-wp-statistics-tinymce.php(153): WP_STATISTICS\TinyMCE->__construct() #1 {main} thrown in /home/webdav/xylemDAV/mo.blog/wp-content/plugins/wp-statistics/includes/admin/TinyMCE/class-wp-statistics-tinymce.php on line 18