Since most Windows-based games and advanced graphics programs utilize DirectX, d3dx9_38.dll errors usually show up only when using these programs.
D3dx9_38.dll Errors
There are several ways d3dx9_38.dll errors can show up on your computer, including:
D3DX9_38.DLL Not FoundFile d3dx9_38.dll not foundThe file d3dx9_38.dll is missingD3dx9_38.dll not found. Reinstalling might help fix this
Even though these error messages could apply to any program that utilizes Microsoft DirectX, video games are the general common thread. Whether it is a game or a regular application, d3dx9_38.dll errors can appear at any point that the DLL file is requested, like when starting the game or program or while it’s first installing.
How to Fix D3dx9_38.dll Errors
Need More Help?
If you don’t want to fix this problem yourself, see How Do I Get My Computer Fixed? for a full list of your support options, plus help with everything along the way like figuring out repair costs, getting your files off, choosing a repair service, and a lot more. Sometimes, though not often, the version included on the disc is a better fit for the program than the latest version available online.