- Plesk for Windows
- Windows Server 2016 is installed.
- One of the triggers for the task is Repeat task every: e.g. every 10 minutes.
- No trigger information under History tab for the task.
- Task is executed randomly: e.g. if it is set to be executed each 10 minutes it is executed at 7:20, 7:30 and 7:50 and is not executed at 7:00, 7:10, 7:40.
Bug in Windows Server 2016, which was fixed in OS updates.