osticket 1.9.5Centos 73.10.0-123.13.1.el7.x86_64mariadb-5.5.40-1.el7_0.x86_64httpd-2.4.6-18.el7.centos.x86_64Has been running great for the past 5 months then this error happened. PHP Fatal error:  Uncaught exception 'Exception' in /osTicket/web/upload/include/class.orm.php\nStack trace:\n#0 /osTicket/web/upload/include/class.sequence.php(165): VerySimpleModel->save()\n#1 /osTicket/web/upload/include/class.sequence.php(50): Sequence->__next(9)\n#2 /osTicket/web/upload/include/class.config.php(632): Sequence->next('#########', Array)\n#3 /osTicket/web/upload/include/class.topic.php(207): OsticketConfig->getNewTicketNumber()\n#4 /osTicket/web/upload/include/class.ticket.php(2631): Topic->getNewTicketNumber()\n#5 /osTicket/web/upload/include/class.ticket.php(2788): Ticket:(Array, Array, 'staff', false)\n#6 /osTicket/web/upload/scp/tickets.php(347): Ticket:(Array, Array)\n#7 {main}\n  thrown in /osTicket/web/upload/include/class.orm.php on line 222, referer: http://itsupport/scp/tickets.php?a=openAny help is much appreciated.