The most crucial part of the error message is the phrase: “a diagnostic file has been written.” This file is not an error log in the traditional sense; it is a memory dump (often with a .dmp extension) or a detailed crash report. Its location is typically in the user’s temporary folder or the project’s solve directory (e.g., C:\Users\[Username]\AppData\Local\Temp\ or [Project Folder]_files\dp0\SYS\MECH\ ).
Introduction The ANSYS Workbench executable (ansyswbuexe) is the graphical front end that coordinates project files, launches solvers and tools, and manages the Workbench process. When it crashes or aborts unexpectedly, modern versions present a generic dialog indicating an error and that a diagnostic file was written (often to a temporary or Workbench folder). Because the message is terse, users need a structured approach to diagnose and resolve root causes that range from corrupted user files and license/server issues to GPU/driver conflicts and OS-level permission or antivirus interference. The most crucial part of the error message