If you use schedules of type Daily, Weekly, Mon-Fri or Weekends and using MySQL DB engine, there are numerous SQL errors in the server logs and the scheduled programs are not marked red in TV Guide. The issue has been reported in many thread in different ways.

h4. Steps to Reproduce
Add a daily schedule. Programs that would be recorded by the schedule do not appear marked in TV Guide and an SQL syntax error is loge in tvserver log.

h4. Additional Information
See:
http://forum.team-mediaportal.com/mediaportal-1-1-0-rc-1-496/getting-sql-errors-epg-78692/
http://forum.team-mediaportal.com/mediaportal-releases-315/tvguide-speedup-datamodel-changes-72398/index14.html#post583923