schedule subscriber notifications with exception

I have created a few subscribers and they work perfectly, but there is one problem. If you define a schedule exception, you wouldn’t receive a notification at the defined weekdays. In my example i have a subscriber which should receive alert notifications only outside the business hours (monday to friday, 07:00 – 16:00). My first setup looked like this:

The result was, that the subscriber received alerts on saturday and sunday, but didn’t receive any notification on the other weekdays. To solve this problem, i changed the schedule like this: