Solutions
1. You Need to reinstaal san andreas.
2.Uninstall samp
3. Delete GTA San Andreas User Files From Documents.
4.Remove Invalid Modes ( Modes Make A Greate Problem In Crashing)
Use Mod Which Wont Harm Your PC/GAME .
You Can Ask Crespo He can Suggest You Good Modes.He USe Lot Mods And His GAME Dont Crash.