I was so gutted I missed out on this. I started on a track and Ableton kept crashing the project on me after saving the first time.
My machine had updated to High Sierra, which I had wiped and installed Sierra again, but was having random restarts of the machine during the day while at work.
So long story short, even after 3 nights of trying to get my machine back up and running (which I finally did Friday) I missed the time to finish