As an update to this question, I have found that the game doesn't schedule in a date to make the draw for the playoff round to enter the group stage so is there a way for me to put a date in for the playoff draw?
I decided that I wanted to make changes to my database to reflect the majority of the promotions and relegations of this season to then start the game with next seasons teams in the right leagues (with a few of my own guesses added in) and for the most part it has all seemed to work.
The one...