d3dx9_42.dll error messages:
d3dx9_42.dll Not Found
d3dx9_42.dll is Missing
Can not find d3dx9_42.dll
The program can't start because d3dx9_42.dll is missing from your computer. Try reinstalling the program to fix this problem.
You may have seen the d3dx9_42.dll error messages above when you try to start PC games like Battlefield 3, Need For Speed, Stronghold 3 or Heroes 6.
Getting d3dx9_42.dll error messages indicates that the d3dx9_42.dll file is corrupt, deleted or removed. If you don't repair d3dx9_42.dll problems as soon as possible, your system and programs would no longer work correctly.
How to fix d3dx9_42.dll error
The d3dx9_42.dll error can be fixed by replacing incorrect d3dx9_42.dll file. You can use DLL Suite to download d3dx9_42.dll for free to replace incorrect d3dx9_42.dll file.
DLL Suite is an advanced DLL files fixer designed to fix DLL errors and download missing DLL files for Windows 7, Windows Vista and Windows XP, both 32-bit and 64-bit operating systems.
How to download d3dx9_42.dll for free using DLL Suite
Donwload DLL Suite, install and run it
Click Game DLL menu on the right side of the DLL Suite screen
Locate to d3dx9_42.dll and click download icon to download d3dx9_42.dll
When the download is complete, please click open icon
Note As usual, the d3dx9_42.dll file is saved to C:\Program Files\DLL Suite\1.0\Download\.
After that, you need to re-register d3dx9_42.dll to make it work. For more information, please see How to re-register game DLL file
Designed for Windows 7, Windows 8, Windows Vista, Windows XP, 32-bit & 64-bit.