Cubase 13 Pro not loading when the activation Manager shows the software active

2024-06-15 trying to start Cubase 13


I would try to restart the computer. Is this refering to Cubase license, or did Cubase license passed already and is it any content license by any chance?

I have rebooted about 10 times to no avail. Cubase 13 is Steinberg-Licensing Based