Exit Key Received: Exiting

Over the past 7 days I have got this at least 10 times on our primary mail server.

14:20:07 2481 Exit Key Received: Exiting
14:20:07 2481 Exit Key Received: Exiting

No crashes
No errors
No entries

Server DanitasKingdom
Processor Model Intel(R) Xeon(R) CPU X5650 @ 2.67GHz
Number of Processors 2
Number of Cores Per Processor 6
OS Version SUSE Linux Enterprise Server 11 (x86_64) SP3
Total Server Physical Memory 23 GB
Free Server Physical Memory 2 GB
% of Memory In Use -82
Total Available Disk Space 704.1 GB
Available Free Disk Space 330.0 GB
Main Thread Process ID 9189

Build Dates
GroupWise Agent Build Version 14.2.0 -122092
GroupWise Agent Build Date 12-03-15
GroupWise Resource Build Date 10-08-15