In Workbench, right-click on the Model or Results cell of your system and select Reset Setup . Note that this might revert some local display settings, but it often bypasses the crash. 4. Space and Permissions Issues
Sometimes the saved "view" or window layout of Mechanical gets corrupted. In Workbench, right-click on the Model or Results
The Mechanical interface is graphically intensive. Incompatibility with your GPU drivers is the #1 cause of "ansyswbu.exe" crashes. Space and Permissions Issues Sometimes the saved "view"
Ensure the drive containing your "Project Scratch" directory has at least 50–100GB of free space for large models. Ensure the drive containing your "Project Scratch" directory
How to Fix "ansyswbu.exe encountered a problem" in ANSYS Mechanical
If you are on a laptop with dual graphics (Intel + NVIDIA), go to Windows Graphics Settings and force ansyswbu.exe to run on the "High Performance" GPU.
Open the latest .log or .err file in Notepad. Scroll to the bottom. If you see keywords like "Memory allocation failed," you've run out of RAM. If you see "Access Denied," it's a permission issue. 6. Installation Integrity