The modern “Remastered” or Definitive Edition breaks most CLEO mods. Use the Downgrader tool (from MixMods or GTAForums) to revert to v1.0 exe.
By following this guide—specifically downgrading to version 1.0, installing Fastman92 Limit Adjuster, and using an ASI-based selector instead of a CLEO script—you can achieve a perfectly stable skin selection experience. gta sa skin selector crash fix
If the standard Skin Selector remains unstable, many users recommend switching to a modern alternative: installing Fastman92 Limit Adjuster