It's also worth checking that there isn't a problem with your database files, particularly if you're running Vista or Windows 7 with Radarbox installed in the default location - where file permissions may cause a problem in the Windows Virtual Store.
Take the MyLog database. When Radarbox is running, you should see 3 MyLog.* files:
You will see the JOURNAL file getting bigger,and then on a regular, frequent basis the JOURNAL file should return to zero size, and the DB3 file get updated (check the Date Modified).
If that is not happening, then you have a problem.