The is intimidating because the error message is vague, but the solution is almost always straightforward: verify your game files . In 8 out of 10 cases, Steam or the Rockstar Launcher will automatically download the damaged archive segments and restore your game.
If you are receiving a "Corrupt Game Data" error after modifying game files or downloading a large update for a multiplayer client like RageMP, follow these steps: Download the Tool gta v archive fix