SMTP notification stopped working

image

It worked for almost two years without any issues…

I’ve checked the SMTP settings (Gmail), and re-entered the password, but no luck.
Other servers can still send emails from this account.

[email protected]:~$ ./validate.php

Component Version
LibreNMS 22.6.0-2-g1056f28de
DB Schema 2022_05_30_084932_update-app-status-length (242)
PHP 7.4.3
Python 3.8.10
MySQL 10.3.34-MariaDB-0ubuntu0.20.04.1
RRDTool 1.7.2
SNMP 5.8

====================================

[OK] Composer Version: 2.3.7
[OK] Dependencies up-to-date.
[OK] Database connection successful
[OK] Database Schema is current
[OK] SQL Server meets minimum requirements
[OK] lower_case_table_names is enabled
[OK] MySQL engine is optimal
[OK]
[OK] Database schema correct
[OK] MySQl and PHP time match
[OK] rrd_dir is writable
[OK] rrdtool version ok

Any ideas?