If you own the original Sleeping Dogs (not the Definitive Edition) and installed the official "High Resolution Texture Pack" DLC, that pack includes a modified Buddha.dll . If your DLC is corrupted, you will get this error. Go to the Steam DLC management tab, uncheck the HD pack, verify files, then re-check the HD pack to redownload it cleanly.
Over time, disk errors or registry issues can cause specific DLL files to become unreadable or deleted. How to Fix the Sleeping Dogs Buddha.dll Error Sleeping Dogs Buddha Dll File Download
You do not need to download Buddha.dll from the web. You need to restore the legitimate version that already came with your game. Here is how to fix the error safely. If you own the original Sleeping Dogs (not