Curriculum contains courses that have started; no changes are possible

What causes this issue?

You can only edit participation bookings for curriculum elements if
none of the elements to be changed has started.
It is not possible to edit the participation record because the course
&v1& &v2& has already started.

System Response

No changes will be made to the curriculum participation or any
dependent participation in the curriculum elements.

How to fix this error?

At the moment, it is only possible to rebook some of the participation
bookings for the curriculum elements. Ensure that none of the selected
elements lies in the past.

Procedure for System Administrators

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

Error message extract from SAP system. Copyright SAP SE.