Settings > My Installed Games > GTA V > Verify Integrity .
The x64e.rpf file is one of the most critical components of Grand Theft Auto V’s directory. As a core archive, it houses many of the game's vehicle models, textures, and essential metadata. If you are a modder, you have likely encountered a "corrupt game data" error or a crash to desktop because this file was modified without a backup. x64e.rpf original download
Only use reputable and official sources for downloading the x64e.rpf file. Settings > My Installed Games > GTA V > Verify Integrity