When you see "Steam must be running," it typically means one of three things:
DmC: Devil May Cry remains a staple stylish action game on PC, but13 years after its release, players often encounter the frustrating error: , even when the Steam client is actively open. This error usually stems from corrupted steamapi files, permission conflicts, or outdated game binaries.
A bloated or corrupted Steam cache can disrupt the client's internal licensing checks, leading the game to believe Steam is offline. Open and click on Steam in the top-left corner. Select Settings > Downloads . When you see "Steam must be running," it
: Click on Steam in the top-left corner of the client and choose Settings . Clear Cache : Navigate to Downloads and click Clear Cache .
He sighed, cracked his knuckles, and whispered the unofficial IT mantra: “Fine. I’ll do it myself.” Open and click on Steam in the top-left corner
Leo stared. Steam was running. He could see his friend list, his library, even the little green “Play” button he’d just pressed. He tried again. Same error. He restarted Steam. Same error. He ran Steam as administrator. Same error. He reinstalled the game’s redistributables. Same error.
Older game code conflicting with modern Windows OS. Top Fixes for "Steam Must Be Running" (DmC) 1. Run Steam and DmC as Administrator (Most Likely Fix) Clear Cache : Navigate to Downloads and click Clear Cache
Right-click the Steam shortcut on your desktop or in the Start menu. Select . Launch DmC: Devil May Cry from your library. 2. Verify Game File Integrity
April 12, 2026 Affected Software: DmC: Devil May Cry (2013) – Steam edition Affected OS: Windows 10/11 (also legacy Windows 7/8)