Help please.

[Devilson]

Alright,its the first time i try to map so i downloaded the mta 1.0.4 and installed it.After that i started it and pressed the "map editor" it says "starting local server" then "entering teh srver" but at the end it says "error,san andreas data files have been modiefied" what can i do to fix it???.thanks

[Chivas]

You have modified data files.Reinstall GTA SA or download it http://hotfile.com/dl/109106359/2ad9ebc/data.rar.html and replace this folder to main GTA SA folder.