Need help reading your crash logs? Just paste the last 20 lines of Documents/Paradox Interactive/Hearts of Iron IV/logs/error.log here.
Millennium Dawn often lags behind the latest HOI4 patch. Check the mod’s Steam page for the . hoi4 millennium dawn crash fix
: A standard "reinstall" often leaves behind corrupted cache files. Perform a "clean install" by uninstalling the game and manually deleting the Hearts of Iron IV folders in both your Steam directory Documents/Paradox Interactive folder before reinstalling. Manage Save Files Steam Cloud Saves Need help reading your crash logs