Simulation mechanical locked to a machine AutoCAD Licensing issues

As Always backup prior to deleting. These are suggestions, I assume no responsibility for these ideas.
It may be necessary to delete the following folders:
C:\ProgramData\Autodesk\ADUT
C:\Users\{username}\AppData\Roaming\Autodesk\ADUT

And delete the files that begin with adskflex… that are in the FLEXnet folder:
C:\ProgramData\FLEXnet\