Error message on launch: "D3DCOMPILER_43.dll cannot be found".

~ 0 min
15-07-2025 41:11

Symptom: This message is displayed when the software is opened:

WEVIZ-Win64-Shipping.exe – System Error

The code execution cannot proceed because D3DCOMPILER_43.dll was not found. Reinstalling the program may fix this problem.

Cause: The D3DCOMPILER_43 DLL has not been correctly installed.

Solution: Run Prerequist again using the file: UE4PrereqSetup_x64.exe

Located here: C:\Program Files\TOPSOLID\TopSolid Virtual 7.1X\Engine\Extras\Redist\en-us