'd3dx9_41.dll is either not designed to run on Windows...'
This is an old DirectX 9 error. We have updated Biofield Viewer from DirectX 9 to DirectX 11 in version 4 onwards, and DirectX 12 from 4.1.
Email email@example.com or Facebook message John Catchpole for the latest update.
Email firstname.lastname@example.org with any installation questions.