I experienced the same , BESR 8.5 .6.36057 running at windows 2008 platform
All the backup jobs are disapeared 2nd time in 2 months,
But I found that there is one event ,
Info 6C8F0428: Backup Exec System Recovery service stopped.
Details:
Source: Backup Exec System Recovery
BESR services was stopped (don't know why it was stopped) for a while and when I logon again the BESR start again at that time , all the backup jobs are disappear!
Info 6C8F0427: Backup Exec System Recovery service started successfully.
Details:
Source: Backup Exec System Recovery
Anyone have some resolution ?