Fix d3dx9_39.dll related errors in Rocket League

One of the major frustrations of PC gamers is the infamous “[certain.dll] file is missing” type of errors. Often when install Rocket League and try to play it, you will encounter this d3dx9_39.dll file missing error. In this post, we will learn how to diagnose d3dx9_39.dll related error in Rocket League. Once we have diagnosed d3dx9_39.dll error in Rocket League, we will look at various ways to fix it.

Intro to Rocket League

Rocket League is a fantastical sport-based video game, developed by Psyonix (it’s “soccer with cars”). It features a competitive game mode based on teamwork and outmaneuvering opponents.

  • Developer: Corey Davis
  • Publisher: Psyonix
  • Release Date: July 7, 2015

What You Need to Run Rocket League

Minimum Rocket League Requirements

  • Operating System: Win Xp 32
  • Processor: Intel Core 2 Duo E4400 2.0GHz / AMD Athlon 64 X2 Dual Core 4000+
  • RAM/Memory: 2 GB RAM
  • DirectX Version: DirectX 9 Compatible Graphics Card
  • Disk Space: 2 GB Hard drive space
  • Display Card: AMD Radeon HD 2900 GT or NVIDIA GeForce 8800 GS

How to Fix d3dx9_39.dll is missing error in Rocket League

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_39.dll is missing error in Rocket League is to just download and install the version of DirectX that is required by Rocket League.

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_39.dll

Another way of fixing d3dx9_39.dll is missing error in Rocket League is to simply download d3dx9_39.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_39.dll related errors