Restart Steam; it will automatically update and recreate the file, often clearing the "Steam must be running" loop. 2. Verify Integrity of Game Files
If you want, I can:
Sometimes the game doesn't have the permissions it needs to "see" that Steam is active. Completely close Steam . Right-click the Steam shortcut on your desktop. Select . Launch DmC from your library. 2. Verify Game File Integrity Restart Steam; it will automatically update and recreate