Hello,
<br />
<b>Warning</b>:  Undefined variable $_ in <b>/users/ms-it/www/oc/apps/notifications/templates/mail/plaintextmail.php</b> on line <b>2</b><br />
<br />
<b>Warning</b>:  Trying to access array offset on value of type null in <b>/users/ms-it/www/oc/apps/notifications/templates/mail/plaintextmail.php</b> on line <b>2</b><br />
<br />
<b>Fatal error</b>:  Uncaught Error: Call to undefined function print_unescaped() in /users/ms-it/www/oc/apps/notifications/templates/mail/plaintextmail.php:3
Stack trace:
#0 {main}
  thrown in <b>/users/ms-it/www/oc/apps/notifications/templates/mail/plaintextmail.php</b> on line <b>3</b><br />