To understand the fix, you must first understand the culprit. The file is a dynamic link library (DLL) file associated with the Bink Video 2 codec, developed by RAD Game Tools (now a part of Epic Games).
You might see the error during startup (logos) or when entering a specific area with a cutscene (e.g., after defeating a major boss). This means the DLL is present but corrupted or blocked.
The is a Dynamic Link Library (DLL) file containing the Bink Video codec . Modern games like Elden Ring use this technology to handle their intro cinematics and cutscenes. If the game's executable ( eldenring.exe ) cannot find this file in the expected directory, it will throw an error and terminate the launch process. Common error messages include: