
The following applies to
time-dependent courses.Use
You can cancel both internal and external courses in both planned and firmly booked status. When you cancel a course, the system appends the relevant flag to it.
Features

You specify whichever of these two options you wish to use in Customizing for Training Management under Recurring Activities
When you firmly book a course, you can thus temporarily override the Customizing settings. You do so by choosing Settings
® Procedure Waiting List. This does not change the standard settings in Customizing.Results

Cancellation of a course is final and irrevocable. Once a course has been canceled, it cannot ever be held. Thus, if you simply want to remove a course temporarily from the course catalog, you should use the Lock function.
See also:
Canceling a Course