Finally found a working fix for me by following these advices :

"No good because it's a safety feature in Windows 10.
Though a backup helps for corrupt files even dropping a backed up file in the folder will convert it to Read Only. The folder itself is the issue because it sets all it's files to ...

The issue is not that I can't change to non read only, it's that every time I do change it to non read only and launch the game, it somehow changes it back to read only mode. This never happened to me and i'd be gutted if there was no fix for it ...

I couldn't understand everything on the post but I did give myself all permissions but it keeps on changing file options on read only mode whenever I launch the game ...

I don't understand what you are telling me but all the files are not in read only mode when I start the game then it automatically change to read only

Weird thing I just noticed : no matter if i remove read only mode, when I launch factorio with steam it goes back to read only so I can't actually tell if that's where the error comes from

Thanks for the fast reply, the application directory was indeed in read only mode but removing read only mode didn't change anything I still have the same error

Hi, first of all i'm not english so i'll try to be as clear as possible.

I just bought the game an hour ago and I'm having the same stupid error every time I try to enter the campaign.
I'll upload logs and screenshot and I hope my issue can be fixed cause buying a game for 20 bucks and not being ...