Ansyswbuexe Encountered A Problem A Diagnostic File Has Been Written New Jun 2026

The error occurs only with one specific simulation file. New projects solve fine.

The error message is one of the most common and frustrating crash notifications faced by Ansys Workbench users. It typically triggers a sudden shutdown when launching DesignModeler , Ansys Meshing , or Ansys Mechanical . The error occurs only with one specific simulation file

— In a particularly obscure but well-documented case, users with MSI laptops discovered that the "Nahimic" audio service, when set to autostart, was causing the crash. Disabling Nahimic from startup resolved the issue. It typically triggers a sudden shutdown when launching

Relaunch Workbench; it will rebuild these folders from scratch. Ansys is highly sensitive to graphics hardware. Relaunch Workbench; it will rebuild these folders from

If you are a student using the free ANSYS Student version, or a commercial user:

The error “ansyswbuexe encountered a problem a diagnostic file has been written new” is more than a random crash—it is a symptom of deeper issues ranging from corrupted files to hardware instability. Thousands of engineers accept this error as “just ANSYS being buggy,” but doing so costs you productivity and risks data corruption.

If the screen goes black or the log mentions OpenGL: