ejem,
This is another instance of the following thread.
https://communities.vmware.com/thread/456218
I would download a steinberg Cubase tail version 7 to reproduce this issue. in the meanwhile, would you please help upload Fusion support bundle for our review?
1. Click VMware Fusion menu > Help > Collect Support Information to generate a *.zip file on the desktop.
2. Click "Use advance editor" of the edit to upload the .zip file to this thread.
Best Regards,
changhai