There should be a loading screen then, leading to character creation.
I assume you tried Classic and Explorer difficulty modes? Not that that is likely to help...
Try lowering the graphics settings and resolution, or switching to Windowed or Fake Fullscreen display mode, to see if that makes a difference.
Try downloading this save file
, and extracting the zip into your '..\Documents\Larian Studios\Divinity Original Sin 2\PlayerProfiles\<ProfileName>\Savegames' folder, then see if you can load it in-game.