The "Steam must be running" error in DmC: Devil May Cry often results from a failure to detect the Steam client, solvable by deleting the ClientRegistry.blob
Corrupted or missing game files frequently trigger this error. Steam has a built-in tool to scan your game folder and automatically repair broken files. Open your Steam . Right-click on DmC: Devil May Cry and select Properties .
Run both Steam and DMC.exe as Administrator. Disable fullscreen optimizations. Kill all Steam processes before relaunching. The "Steam must be running" error in DmC:
The most common cause of this error is a permission conflict where the game cannot verify your Steam license because one or both applications lack high-level access.
If you’re trying to replay DmC: Devil May Cry (the 2013 reboot) and get hit with the dreaded error—even when Steam is clearly open—you’re not alone. This bug resurfaces often on Windows 10/11. Right-click on DmC: Devil May Cry and select Properties
To fix the "Steam must be running to play this game" error for DmC: Devil May Cry0;67;0;5a2;
Repeat these exact steps for the game's executable file ( DmC-DevilMayCry.exe ), which is located in your Steam installation folder under steamapps\common\DmC Devil May Cry\Binaries\Win32\ . 2. Verify Integrity of Game Files Kill all Steam processes before relaunching
Are you encountering this launch error on a or a handheld console like the Steam Deck ? Let me know your system setup so I can provide customized optimization tips! Share public link
You can cap the frame rate for the game using your GPU's control panel:
We hope this article has helped you resolve the "Steam must be running" issue. DmC: Devil May Cry is a fantastic action game that stands proudly alongside the main series entries. With the problem fixed, it's time to jump back in and continue the fight. Leave a comment below if you have any other questions or have found a solution that works for you!