cgD3D9.dll: download the file and fix the error

32-bit (x86) NVIDIA Cg Runtime Scanned by antivirus

cgD3D9.dll is a file of the software NVIDIA Cg Runtime (“Cg D3D9 Runtime Library”), published by NVIDIA Corporation. Version offered here: 2.2.0017, 32-bit.

An error message appears when the program concerned starts if this file is missing, deleted or corrupted. Two methods can fix the error, below.

Method 1 · quick · about 1 minute

Download only cgD3D9.dll

Ideal if only this file is reported missing: you replace a single file, without reinstalling anything.

⇓ Download cgD3D9.dll .zip file: the DLL + its instructions · downloaded 2,749 times

Version: 2.2.0017
Architecture: 32-bit (x86)
Size: 1.04 MB
Publisher: NVIDIA Corporation

Then:

Extract cgD3D9.dll from the zip file and copy it to the folder of the program showing the error (where its .exe file is).
Still getting the error? Copy it to C:\Windows\SysWOW64 (64-bit Windows) or C:\Windows\System32 (32-bit Windows), then restart.

SHA-256: 069e1b4b3515f547c02f246dbfec355691970cfde939430948ac8a42e7fa4a7a · Check on VirusTotal · Product: NVIDIA Cg Runtime

Method 2 · complete · depends on the program

Reinstall the program that shows the error

The program normally provides cgD3D9.dll itself, in the exact version it expects. Recommended if several files are missing or if the error comes back.

Settings › Apps › Installed apps: uninstall the program or game concerned.
Reinstall it from its original setup program, then restart your computer.

Error messages related to cgD3D9.dll

The program can't start because cgD3D9.dll is missing.
Error loading cgD3D9.dll. The specified module could not be found.
Failed to load cgD3D9.dll

Nearby DLL files

cfsrvscn.dll cfveritysearch.dll cfx2032.dll cg.dll cgGL.dll cg_ir.dll cgamex86.dll cgd3d8.dll