If so, this is because your browser has cached an old version of one of our files.
On the Bibblio section on you WP admin, open your Developer Console and go to the Sources tab. In the left panel, navigate to your admin directory, then to:
/ wp-admin / admin.php ? page=bibblio_related_posts
Perform a hard refresh (Windows: Ctrl + F5, Mac: Cmd + Shift + R) and the problem disappears. If not, contact us!