Problem. A Diagnostic File Has Been Written Verified | Ansyswbu.exe Encountered A

Troubleshooting the "ansyswbu.exe encountered a problem" Error in ANSYS Workbench

Introduction

For engineers, simulation specialists, and students who rely on ANSYS Workbench for Finite Element Analysis (FEA), Computational Fluid Dynamics (CFD), and electromagnetic simulations, few sights are as disheartening as a crash dialog box. Among the most common and frustrating error messages is:

Open your NVIDIA Control Panel and ensure Ansys is set to use the "High-performance NVIDIA processor" rather than integrated graphics. Troubleshooting the "ansyswbu

  1. Close ANSYS Workbench.
  2. Navigate to %APPDATA%\Ansys\v2XX\ (e.g., C:\Users\[YourName]\AppData\Roaming\Ansys\v241).
  3. Rename the Workbench folder to Workbench_old.
  4. Restart ANSYS. The software will create a fresh configuration.

Restricted access to the Ansys installation folder or scratch directories. Insufficient Resources: Close ANSYS Workbench

In %APPDATA%\Ansys, rename the folder for your version (e.g., v242) to v242_old. In %TEMP%, rename the .ansys folder to .ansys_old. Restricted access to the Ansys installation folder or

Step 7: Disable Antivirus Real-Time Scanning for ANSYS Folders

Add exclusions for:

: Outdated or unsupported graphics drivers often cause crashes when opening DesignModeler or Mechanical. Geometry or Workflow Issues