How to Fix d3dx9_43.dll is missing in Red Dead Redemption: Undead Nightmare

One of the major frustrations of PC gamers is the infamous “[certain.dll] file is missing” type of errors. Often when install Red Dead Redemption: Undead Nightmare and try to play it, you will encounter this d3dx9_43.dll file missing error. In this post, we will learn how to diagnose d3dx9_43.dll related error in Red Dead Redemption: Undead Nightmare. Once we have diagnosed d3dx9_43.dll error in Red Dead Redemption: Undead Nightmare, we will look at various ways to fix it.

Intro to Red Dead Redemption: Undead Nightmare

Red Dead Redemption: Undead Nightmare is an open world, western activity experience computer game created by Rockstar San Diego. Red Dead Redemption: Undead Nightmare can be played on PlayStation 3, Xbox 360. Undead Nightmare is played from a third-individual point of view in an open world environment, permitting the player to cooperate with the diversion world at their recreation.

  • Developer: Rockstar San Diego, Rockstar North
  • Publisher: Rockstar Games
  • Release Date: October 26, 2010

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What You Need to Run Red Dead Redemption: Undead Nightmare

Minimum Red Dead Redemption: Undead Nightmare Requirements

  • Operating System: Windows 8 or Windows 10
  • Processor: AMD Athlon X2 2.8 GHZ or Intel Core 2 Duo 2.4 GHZ
  • RAM/Memory: 4GB or more
  • Disk Space: 11 GB HDD Space
  • Display Card: AMD Radeon 3870 or higher; NVIDIA GeForce 8800 GT or higher

Red Dead Redemption: Undead Nightmare Gameplay

How to Fix d3dx9_43.dll is missing error in Red Dead Redemption: Undead Nightmare

Download & install DirectX

DirectX is a bunch of APIs mixed together that handle multimedia related tasks such as playing high fi video games, video and 3D content. One of the basic steps to fix d3dx9_43.dll is missing error in Red Dead Redemption: Undead Nightmare is to just download and install the version of DirectX that is required by Red Dead Redemption: Undead Nightmare.

Typically, DirectX 9 or 11 do just fine for most video games.

Download DirectX 9

Download DirectX 11

Often, just downloading and installing DirectX will solve your problem. However, if you are still facing the problem. Let’s move on the next step, shall we?

Download & install d3dx9_43.dll

Another way of fixing d3dx9_43.dll is missing error in Red Dead Redemption: Undead Nightmare is to simply download d3dx9_43.dll file as per your PC configuration and install it in Windows\System32.

To download file from our secure servers, go to the following page: fix d3dx9_43.dll related errors