Call Of Duty Modern Warfare DEV ERROR Troubleshoot/Fix

Everytime I start the game or join a lobby I get the pop up saying, "dev error 6065" this is truly disappointing that I couldn't even join one game with out the game crashing. I've also noticed that many other people have encountered this issue as well, but with different numbers. I'm sure that they're all similar. "

This tutorial will apply for computers, laptops, desktops,and tablets running the Windows 10, Windows 8/8.1, Windows 7 operating systems.Works for all major computer manufactures (Dell, HP, Acer, Asus, Toshiba, Lenovo, Samsung).
Dev Errors Fix
Players are experiencing Dev Error while playing Callf oDuty Modern Warfare. These errors range are 5761, 6065, 6068, 6071 and more. These errors can be resolved by just giving the game administrative rights.
Right-click on the game’s exe file> Properties > Compatibility > check Run this program as an administrator and hit apply. This should resolve the Call of Duty Modern Warfare crashes.
However, this is just a generic fix and this doesn’t resolve the crashes then refer to individual fixes below.
Dev Error 6065 Fix
This is another Call of Duty Modern Warfare error that players are experiencing. However, this error is popping up due to the latest GPU drivers, just roll back to an older GOU version and the error will be resolved.
Dev Error 6071 Fix
This is another Fatal Error popping up for COD Modern Warfare players. One reason that you might be getting this error is probably due to an overclocked GPU.
If you have overclocked your GPU or own a factory overclocked GPU then revert it back to its default clock speeds and the issue should be resolved.
Dev Error 6165 Fix

This COD Modern Warfare error can be fixed by reinstalling the game and clean install your my GPU drivers.
Open battle.net and perform a “scan and repair” for the game to fix it.

Dev Error 6068 Fix
According to Call of Duty Modern Warfare players, they are experiencing “Dev Error 6068 – DirectX encountered an unrecoverable error” while trying to play the game. To fix this error, make the following changes.

Turn off Nvidia overlay through Geforce experience
Set game to Windows borderless
Set refresh rate and FPS limit to match my monitors
Made sure you have latest Windows Update
Turn off GPU overclock and reverted back to stock clocks
Turn off XBOX Game Bar
Turn off RTX
Turned off MSI Afterburner and all other overlay apps
Set game to HIGH CPU PRIORITY on Task Manager
Set particles setting to Low
If you don’t like reducing the game’s settings then you can potentially resolve this issue by locking Call of Duty Modern Warfare at 30 FPS. Open Nvidia Control panel > Manage 3D Settings > Program Settings.

Select the game from the list and set vertical sync to Adaptive Half Refresh Rate. Apply the change, start the game and disable Vertical sync in-game and the game will be locked at 30 FPS. This will reduce the CPU and GPU usage resulting in stable performance.