GTA V version?
What ever the latest version is.(I have it to automatically update)
Up to date?
Legit or Pirate copy?
Did you try to disable/uninstall your Anti-virus?
Did you try to delete caches.xml and try again?
GTA V folder screenshot
GTA V/update/x64/dlcpacks screenshot
Filepath to FiveM folder
FiveM client folder screenshot
CitizenFX.log fileCitizenFX.log.1 (26.6 KB)
CitizenFX.log.2 (27.1 KB)
.dmp files/crash IDs
Also add what you already tried so far.
I have also totally reinstalled FiveM, changed my mouse input to Raw Input in SP GTA, I also verified my GTA files via Steam.