Sorry for delay in replying!

I left it running today whilst watching some tv with my wife and it froze whilst in the menu screen

Here is the log


0.007 2016-09-05 20:01:36; Factorio 0.14.3 (build 24459, win64, steam)
0.007 Operating system: Windows 10
0.007 Program arguments: "E:\Steam Games ...

Hello

Before anyone states I should try going back to the stable build, I've tried about 4 of the builds, including the stable one and the same thing happens on all of them.

After anytime between 5 mins and an hour (I played for about 3 hours last night and it didn't happen) the game freezes. My ...