When installing C&C Online,it says "Could not write value debugger to key \Software\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\RA3. Verify that you have sufficient access to that key, or contact your support personnel."
Red Alert 3 bought from Steam
[Red Alert 3 ] Installation and Hooking error
Windows 10
----- C&C:Online Launcher Start -----
Game: Red Alert 3
Red Alert 3 Install Path: C:\Games\Steam\steamapps\common\Command and Conquer Red Alert 3\
Started game with: "RA3.exe "
Caught CREATE_PROCESS_DEBUG_EVENT from Red Alert 3. Detaching...
ERROR: game.dat process not found.