Many PES 6 versions default to English ( e_text.afs and e_sound.afs ) or Spanish ( s_text.afs and s_sound.afs ). If your game expects one but finds the other, it will crash.
A sudden crack of thunder shook the building. The lights flickered. The fan in his ancient PC tower whined, a high-pitched mechanical scream, and then—silence. pes 6 afs file not found free
If you prefer not to download external tools, you can manually fix the registry. This method is free and works instantly. Many PES 6 versions default to English ( e_text