I have not tried to run any other dx9 games. Off the top of my head im not sure what to try. All the dx9 files are present in that folder. I have reinstalled all dx files a few times to see if that fixed things.
Here is the event viewer log for eocapp.exe
Faulting application name: EoCApp.exe, version: 1.0.252.0, time stamp: 0x54cf7f28
Faulting module name: EoCApp.exe, version: 1.0.252.0, time stamp: 0x54cf7f28
Exception code: 0xc0000005
Fault offset: 0x00597ec9
Faulting process id: 0xe34
Faulting application start time: 0x01d0e2a286e612f0
Faulting application path: C:\Program Files (x86)\Steam\SteamApps\common\Divinity - Original Sin\Shipping\EoCApp.exe
Faulting module path: C:\Program Files (x86)\Steam\SteamApps\common\Divinity - Original Sin\Shipping\EoCApp.exe
Report Id: b2f7694c-da99-4553-a9c9-bc38bdc5a757
Faulting package full name:
Faulting package-relative application ID:
I have renamed the D:OS sub folder in the Larian folder already but will try it again with cloud disabled and check the graphics file.