CollabPads uses actionsToolbar which has been deprecated for a while and is being removed. You should use toolbar with the align: ‘after’ property set if needed instead.
See https://gerrit.wikimedia.org/r/c/VisualEditor/VisualEditor/+/1162961
Hi edg2s,
welcome to the BlueSpice support forum! Thanks a lot for reporting this change. I have created an internal ticket (#46948) to make sure our devs are aware of this.
Greetings,
Margit