Ansyswbu.exe Encountered A Problem. A Diagnostic File Has Been Written 〈UHD 2024〉

Ensure the drive containing your "Project Scratch" directory has at least 50–100GB of free space for large models.

The error message is one of the most common and frustrating issues faced by Ansys Mechanical and Workbench users. It indicates that the core Workbench executable ( ansyswbu.exe ) crashed unexpectedly, leaving behind a .dmp or .err diagnostic file. Ensure the drive containing your "Project Scratch" directory

If none of the above work, the installation itself may be corrupt. Uninstall Ansys. Ensure the drive containing your "Project Scratch" directory