Division by zero error on first installs


When I first install the system (with no tickets or replies) admin/index.php?p=graph&id=1 path generates an error. Just wanted to let you know. It is not a big deal, and it goes away once the account sends a reply.
[Error Code: 2] Division by zero
[Date/Time: 27 July 2021 @ 18:14PM]
[Error on line 59 in file /admin/templates/system/team/graph.php]