Thanks - I will give that a shot. I have also tried closing and restarting steam as well. It seems to help sometimes.

Here are the files

Factorio crashes when loading auto save when trying to continue tutorial.

0.038 2020-12-06 13:18:46; Factorio 1.0.0 (build 54889, mac, steam)
0.038 Operating system: macOS 10.15.5
0.038 Program arguments: "/Users/christopherpolizzi/Library/Application Support/Steam/steamapps/common/Factorio ...