Download the d3dx9_42.dll file to fix Aeioth RPG’s d3dx9_42.dll error

One of the major frustrations of PC gamers is the infamous “[certain.dll] file is missing” type of errors. Often when install Aeioth RPG and try to play it, you will encounter this d3dx9_42.dll file missing error. In this post, we will learn how to diagnose d3dx9_42.dll related error in Aeioth RPG. Once we have diagnosed d3dx9_42.dll error in Aeioth RPG, we will look at various ways to fix it.

  • Developer: Ahndong Studio
  • Publisher: Ahndong Studio
  • Release Date: Jan-07-2020

What You Need to Run Aeioth RPG

Minimum Aeioth RPG Requirements

  • Operating System: Windows 7/8/10
  • Processor: Intel Core i5-2300 2.8 GHz/AMD Phenom II X4 945 3.0 GHz or equivalent
  • RAM/Memory: 4 GB RAM
  • Disk Space: 8 GB available space
  • Display Card: NVIDIA GTX 550 Ti 2GB/AMD Radeon HD 7870 2GB or equivalent

Aeioth RPG Gameplay

How to Fix d3dx9_42.dll is missing error in Aeioth RPG

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_42.dll is missing error in Aeioth RPG is to just download and install the version of DirectX that is required by Aeioth RPG.

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_42.dll

Another way of fixing d3dx9_42.dll is missing error in Aeioth RPG is to simply download d3dx9_42.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_42.dll related errors