This is often caused by a corrupt or incompatible .afs file. The most common fix is to download the file again. Also, ensure you have the correct base version of PES6 (e.g., original release vs. a large super-patch) as some mods are not universally compatible.
This is the most common method for pre-made patches. Simply copy the downloaded e_sound.afs from your unzipped archive and paste it into your game's dat folder. When Windows asks you to confirm the replacement of the existing file, click "Yes" or "Replace." E Sound.afs Pes6 Chawali A Mediafire
Mediafire is a highly popular cloud storage platform used by retro gaming communities because it offers fast download speeds without requiring a premium account. However, because anyone can upload files to it, you should exercise caution: This is often caused by a corrupt or incompatible