I applied the latest patch yesterday 13.0.3516.0 whereas the last patch was 3130.
I have a suspicion there's a bug in the last patch.
I went back to patch 3130, issue was intermittent.
Consistently stops at 90% on the Authoring process and it doesn't matter if I use the DVD drive that is in the laptop or a USB external drive.
This message was edited 2 times. Last update was at Apr 27. 2016 16:19