You’ll know you have this variant if the error box mentions "The procedure entry point could not be located." Forget the 2012 forum posts telling you to delete your players folder. Here is the modern, bulletproof fix for iw5sp.exe 1.9.446 .
Hold down the Shift key and double-click the game shortcut. Keep holding Shift until the "Safe Mode" dialog pops up. Click Yes . This resets your graphics config without deleting your save file. iw5sp.exe 1.9.446
Nostalgia_Nick | 10 min read
Version: 1.9.446