Education block - How to allow gaps in class timetables

discontinuous educational block

Please see this article Kontrolle von Freistunden im Stundenplan der Klasse
for better understanding, how ASC Timetables places lessons into automatic "Educational block".

If you wish to allow gaps in classes timetables (and it means also in students timetables) you can set in Class - Constraints - Advanced - Discontinuous educational block.

See also:
Unterrichtsblock - Klassen späteren Unterrichtsbeginn oder früheren Unterrichtsschluss ermöglichen
Class can have max 2 gaps per day
Wie lege ich die maximale Anzahl von Freistunden pro Schüler*in fest?