It is time to update interface to work with more recent drivers from 3Dconnexion.   From help: 2017 on-line help: Warning: There is a known issue that the latest 3D Connexion drivers are not currently compatible with the Moldflow 2016 release. Please install and use driver 3.15.2 if you are having difficulties   (yes, even if 2017 help text refers to 2016 - not sure it was tested ....)   3D motion controllers     This seems to been carried over from 20xx...., from 2015, to 2016, to 2017. Latest drivers are on 10.4.5: http://www.3dconnexion.eu/service/drivers.html   The 3.15.2 cannot be found in 3Dconnexion archive http://www.3dconnexion.eu/service/archived-drivers.html Latest is 3.16.3.     Show More