Sheldon<p>If anyone out there runs a <a href="https://sfba.social/tags/Plesk" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Plesk</span></a> server, check to see if your have a ton of emails stuck in your mail queue. There was a problematic email security update that got applied within the past 12 hours that caused mail queues to stop processing both incoming and outgoing email. </p><p>Fortunately, it's an easy fix.</p><p><a href="https://support.plesk.com/hc/en-us/articles/30609832237591-Unable-to-receive-email-with-Plesk-Email-Security-extension-installed-connect-to-sql-unable-to-connect-to-DSN-DBI-mysql-database-emailsecurity-mysql-socket-var-run-mysqld-mysqld-sock" rel="nofollow noopener noreferrer" translate="no" target="_blank"><span class="invisible">https://</span><span class="ellipsis">support.plesk.com/hc/en-us/art</span><span class="invisible">icles/30609832237591-Unable-to-receive-email-with-Plesk-Email-Security-extension-installed-connect-to-sql-unable-to-connect-to-DSN-DBI-mysql-database-emailsecurity-mysql-socket-var-run-mysqld-mysqld-sock</span></a></p><p><a href="https://sfba.social/tags/sysadmin" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>sysadmin</span></a> <a href="https://sfba.social/tags/mailserver" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>mailserver</span></a> <a href="https://sfba.social/tags/hosting" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>hosting</span></a></p>