Copy the fresh rld.dll file and paste it directly into your PES 2012 installation folder (where the pes2012.exe executable is located). Turn your antivirus back on.
Older games rely heavily on specific versions of support software. If your DirectX runtime environment or Microsoft Visual C++ packages are corrupted, DLL files will fail to initialize. the dynamic library rlddll failed to load pes 2012
Re-extract the game files or patch files that contained the original rld.dll . Copy the fresh rld