Ansyswbu.exe Encountered A Problem. A Diagnostic File Has Been Written May 2026

Sometimes the saved "view" or window layout of Mechanical gets corrupted.

Ensure you are using the latest "Enterprise" or "Workstation" drivers if you have an NVIDIA Quadro or AMD Radeon Pro card. Sometimes the saved "view" or window layout of

The Mechanical interface is graphically intensive. Incompatibility with your GPU drivers is the #1 cause of "ansyswbu.exe" crashes. Sometimes the saved "view" or window layout of

Move the project to a local C: or D: drive; avoid OneDrive. Clean Temp: Clear the %TEMP% directory. Sometimes the saved "view" or window layout of

Ensure you are not running the project from a restricted network drive or a cloud-synced folder (like OneDrive or Dropbox). Syncing software often "locks" files while ANSYS is trying to write to them, causing a crash. 5. Review the Diagnostic File