I only had the case 2 times since SU2, but while in VR, you can also try to press S and then SPACE key to validate « Ready to Fly » when mouse is inactive…
Don’t ask me why it works here 
I only had the case 2 times since SU2, but while in VR, you can also try to press S and then SPACE key to validate « Ready to Fly » when mouse is inactive…
Don’t ask me why it works here