For the expansion specifically, a variant named steam_apirajas.dll may be used, which often triggers the same missing file errors. Top Solutions for "steam_apirajas.dll" Not Found 1. Restore the File from Antivirus Quarantine

: Syncing your progress with your Steam profile. Steam Overlay : Enabling the Shift+Tab menu in-game.

Right-click and select Properties . Go to the Local Files (or Installed Files) tab.