If the file is completely missing, you can manually reinstall it. fail in open pes2012 - Microsoft Q&A

The most effective fix is to prevent your security software from blocking the file. Open your antivirus settings (e.g., Windows Security). Navigate to "Exclusions" or "Whitelist."

The error message is a frequent obstacle for players trying to launch Pro Evolution Soccer (PES) 2012 on modern versions of Windows. This issue typically stems from antivirus software incorrectly flagging the file as a threat, or the file being missing or corrupted within the game's directory. Common Causes of the rld.dll Error