osTicket Versionv1.10.1 (9ae093d) — Up to dateWeb Server SoftwareApache/2.4.18 (Ubuntu)MySQL Version5.7.22PHP Version5.6.34-1+ubuntu16.04.1+deb.sury.org+1I am not getting new ticket alerts via email until I log into the web portal each day, then they all get sent at once. Where should I start troubleshooting this?Thanks