Thanks for the reply and information. You are correct that I have not lost any buildings (turrets in this case). I thought I did get an audible alert before but I guess I am wrong.

Thank you again!
MM

I've seen this posted a few times in other places (reddit for example) but can't find anything in these forums, my apologies if this has already been answered.

I get the Alert triangle indicating turrets are firing on biters, and also the red triangle when things are being damaged. However I now ...

Thank impetus, we were successfully playing via LAN for several days and it suddenly stopped. Just in case my first post wasn't clear I had roughly 3 or 4 hours of troubleshooting and reading various posts/solutions before I even made my initial post. So I had already tried hosting and joining via ...

Well the plot thickens...

My son and I played just under 11 hours over a few days via our new LAN without issue. Now neither one of us can see each other's Factorio game via LAN. We can see the files on each others computer so I know the LAN is working.We can also see each others games on the ...

So I ended up solving the problem by creating a homegroup LAN on Windows and then my son's computer was able to join my game via LAN.
If I can help troubleshoot any problem let me know and I'll be happy to continue to provide file logs etc.

Thanks again Loewchen for your help,
MM

Thank you Loewchen for your help. I tried to host a game on the public server and here are the logs:

My log (the host) : https://pastebin.com/E07SC23t

Son's log: https://pastebin.com/Acvk3B2Z

Thank you for the help (and the fast response)!

Here is a link to my log file:
https://pastebin.com/6UG4gRBC

Thanks again,
MM

After spending a few hours reading up on the subject I realize this post isn't new, but for the life of me I cannot figure out how to host a game with my son.

I spent the first part of my day changing my son's 32 bit Win 10 computer to 64 bit just so we could play Factorio together. He is 8 years ...