The d3dx9_14.dll file belongs to Microsoft’s Direct X. The “d3dx9_14.dll not found” error usually occurs when you try to run or install a Windows-based game on your computer.
Cause of d3dx9_14.dll not found error
This error occurs due to one of the following three reasons:
- You are using an outdated version of DirectX
- Some of the files of the application with which you get the error are corrupt or missing
- The driver for your video card is outdated
Solution to d3dx9_14.dll not found error
Depending on the cause of the error, you can fix it by:
- Installing the latest DirectX version
If you are using an old DirectX version, download the latest version of DirectX. The latest version is available on Microsoft’s website for free.
- Reinstall the application
If you receive the error with only one application and not with other applications that use this file, uninstall and reinstall that application to fix the issue.
- Install the latest video card driver
If the above steps fail to fix the issue, chances are your video card driver is outdated. You can update your video card driver and other device drivers with help of an advanced driver update tool.
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