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

Under , ensure the Scratch Solver Files Directory is set to a valid local path on your hard drive (not a network drive).

Some aggressive Anti-Virus (AV) programs flag the communication between Workbench and its solvers as suspicious activity.

The error is not a single cause but a family of failures unified by one event: the Workbench solver process has been terminated by the operating system or by an internal assertion failure.

— Sometimes, installing ANSYS on a non-default drive can lead to path resolution errors. A user who re-installed ANSYS seven times finally succeeded by ensuring all Workbench-related folders were on the drive where the software was installed. Under , ensure the Scratch Solver Files Directory

This has been reported as a successful fix in some cases.

: Try right-clicking the project in Workbench and selecting Duplicate . Sometimes working on a fresh copy bypasses corruption in the original project file.

In the NVIDIA Control Panel, ensure ansyswbuexe is set to use the "High-performance NVIDIA processor." 3. Check for Windows Update Conflicts — Sometimes, installing ANSYS on a non-default drive

Find the folder corresponding to your version (e.g., v241 for 2024 R1) and rename it to v241_old .

— Open it in a text editor. Search for “ExceptionCode” (Windows) or “SIGSEGV” (Linux). If you see 0xc0000005 (Access Violation), suspect memory corruption. 0xc00000fd means stack overflow — check for deeply nested APDL commands or UMATs.

"AnsysWBU.exe encountered a problem. A diagnostic file has been written" : Try right-clicking the project in Workbench and

For persistent issues, use Event Viewer to find more specific clues:

ANSYS stores user-specific configuration data in your AppData folder. Corrupted settings here are a common cause: