Plenty in Google about this but no sound answer.
Some suspect something to do with AVGAS,some seem to think its a Microsoft buggy update.
After reading through several threads,it looks like a buggy MS update.
Surface Pro (2017) vs Surface Pro 4
20 groundbreaking 3D animation technologies coming to Siggraph 2017
iPad Pro 12.9 vs Surface Pro 5
Synology invites you to visit them at Insomnia on 26th – 29th August. Book your tickets now and visit Synology.