Alerts stop sending Email

[[email protected] librenms]# ./validate.php

Component Version
LibreNMS 1.43-49-gc3a24fe
DB Schema 267
PHP 7.0.31
MySQL 5.5.60-MariaDB
RRDTool 1.4.8
SNMP NET-SNMP 5.7.2

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I can’t figure out why LibreNMS stop sending alert emails. It was working till monday 12am. The test transport works fine.

Figured it out thanks