%LOCALAPPDATA%\Rockstar Games\GTA V\videos\rendered
Run this program as an administrator
The error message usually means corrupted data files. A manual action is required to solve the issue.
Unplug other USB attachments. The Mayflash DolphinBar will cause this problem.
Faulting application name: GTA5.exe
Faulting module name: 811EZFRD64.DLL
Or make sure you have folders mpchristmas2 and mppatchesng with dlc.rpf file inside, in location \update\x64\dlcpacks.
Manual download available in description of the video
Make sure you have deleted all newer updates then patchday5ng in \update\x64\dlcpacks\. Leave previous ones.
metadata.dat, update.rpf, GTAV.exe, GTAVLauncher.exe have to be gathered from external source, relevant to the files of update 5. Also preserve previous mp_xxx folders until the update 5, otherwise, some missions may be unplayable (eg. Tonya will not appear outside the Franklin's house).
For 8GB/16GB RAM users it can be set: in field initial size - 400, and in maximum - 16000, for 4GB RAM - 8192.
The best setting for game beeing installed on eg. D: drive is to have page file disabled on all partions except C: (system's partition will be used for page file globally - make sure you have enough space). If you possess second HDD beside the one on which you had installed the game, use it instead of C: for pagefile. Besides, SSD may behave as the fastest for this purpose. If you have slow HDD with 4GB RAM, set ~6GB in field initial size.
Further instructions here
If works, FPS boost will be most noticeable nearby the area of grass.
Plug in pendrive, and RBM on it in My Computer, go to ReadyBoost, then click "Dedicate this device to ReadyBoost". Since now, game may stutter less on 4GB RAM configurations (mostly during intensive using HDD and page file during the game).
Before playing, make sure that process System or SysMain, stoped using disk.
Play on Windows 7 (x64 required) when using low amounts of RAM (2 or 3GB). Game stutters much less than on Windows 10 with such amounts of RAM (e.g. while running on low details).
The issue is due to N versions of Windows, because it has no built-in Media Features Pack.
Go to My Documents\Rockstar Games\Social Club\Profiles\ and delete all folders except the one with GTA V folder inside \Titles.
If you are experiencing trouble downloading updates with a retail copy of the game (eg repeatedly losing connection, restarting download from scratch etc) you should use the -verify -noChunkedDownload parameters with the launcher.
Full instructions here