If you downloaded the file from a third-party source and the game doesn't "see" it, check the version number. If your APK is version , the OBB might need to be named main.8.com.rockstargames.gtasa.obb If you have an older version, it might expect ://2.com.rockstargames.gtasa.obb
Fixing the GTA: San Andreas main.8.com.rockstargames.gtasa.obb error involves placing the file in the Android/obb/com.rockstargames.gtasa Main.8.com.rockstargames.gtasa.obb File Download Fix
The most common reason a download fails is lack of space or the app being denied access to write to your storage. If you downloaded the file from a third-party