Go to your main (default: C:\Program Files (x86)\Steam ). Find and delete the file named ClientRegistry.blob . Restart Steam and try launching the game again. 3. Verify Integrity of Game Files
Close Steam completely (check the Task Manager to ensure it's not running in the background). Right-click your Steam shortcut on the desktop or in the Start menu. Run as administrator Try launching the game again from your Library. 2. Verify Game File Integrity Steam_API.dll Go to your main (default: C:\Program Files (x86)\Steam )
This process will check for any corrupted game files and download any missing files. Go to your main (default: C:\Program Files (x86)\Steam )