This is a bug fix release with some changes that warrant a minor version increment.


  • Upgrade to Common.Logging 2.3.1
  • Add ability to check if calendar exists in job store
  • Add FirebirdDelegate and update Firebird driver


  • DailyTimeIntervalTriggerImpl fires twice during daylight saving time day
  • No wait time between db connection failures with AcquireNextTriggers causes excessive logging
  • Configure the quartz server in the <quartz> section fails
  • CronExpression ctor incorrectly uses the non-uppercased string
  • Triggers fired milliseconds too early
  • Loading of Quartz 4.0 DLL fails on systems with no .NET 4.5 installed
See download and installation instructions.