Avoid downloading standalone .dll files from "DLL fixer" websites. These files are often outdated or can contain malware. It is much safer to restore the file from your own system's quarantine or re-extract it from the original repack archive you downloaded.
The most frequent reason for this error is that your (including Windows Defender) has flagged the file as a "false positive". Because the file is designed to bypass security protocols, many security suites identify it as potentially unwanted software, a Trojan, or a modified loader and silently delete or quarantine it during installation. How to Fix the Buddha.dll Error Buddha.dll Black Ops 2 Download REPACK