FiveM has encountered an error on startup

[Trev]

Hello, I have downloaded FiveM and am having no luck getting it started. The error message is copied and pasted below. Please help! thank you in advance!

[Window Title]
FiveM Error

[Main Instruction]
FiveM has encountered an error

[Content]
Could not open x64e.rpf. Please try to verify your GTA V files, see http://rsg.ms/verify for more information.

Currently, the installation directory C:\Program Files (x86)\Steam\steamapps\common\Grand Theft Auto V\ is being used.

If you require immediate support, please visit FiveM.net and mention the details in this window.

[^] Hide details [Close]

[Expanded Information]
Crash signature: rage-device-five.dll+10960
Report ID: uploaded! (use Ctrl+C to copy)

[Harrison_M]

There is a support template for a reason.

Technical Support template

Hi ! Since we receive a lot of ‘error messages’ we like to introduce a format for you to use when posting one. This format needs to be used and without providing the proper information we can’t offer you the right support. The form you will be using is as follows; If you aren’t able to provide any of the above things don’t worry but tell us why you are unable to supply proper info. Thanks. Best regards, FiveM Support team.