Pictured: “Video Service is currently not responding"with a hanging "Waiting for Video service” bar.

Seeing this a lot? 

I figured as much. Fret not!

Cubase 7.5.30 update reads as follows:

The reliability of the video engine has been improved (MAC  only). - Source: Cubase_7.5.30-Cubase Artist 7.5.30 Version History Known issues.pdf

Finally! I never use the video functions, so aborting never has affected any of the tracks I’ve been working on so your milage may vary but at the very least, you should be seeing the annoying error above a whole lot less.

(Mac really shouldn’t be all caps)