Hello, Try the solution described here: http://forums.otterhub.org/viewtopic.php?t=31123 regards Martin From: otrs-bounces@otrs.org [mailto:otrs-bounces@otrs.org] On Behalf Of Placide Lysias NJAMI Sent: Tuesday, February 9, 2016 12:02 PM To: otrs@otrs.org Subject: [otrs] OTRS Scheduler Daemon Cron: MailAccountFetch Dear, Every 10mn we receive a mail with object and body as below. Object : OTRS Scheduler Daemon Cron: MailAccountFetch Body: Error: Unable to register the process in the database. Is another instance still running? You can use --force-pid to override this check. How to fix that? OTRS-ITSM 5.0.6 Regards, Placide