MS CE 14 - Clicking on the Accudraw icon minimises the view window

MS CE Update 14 v10.14.02.01

We have a very strange thing happening with one of our users who initiates the Accudraw icon, it then appears to minimise the view window.  If she then maxmises that window there is no accudraw functionality?  See video clip attached.

We have tried the usually re-install of MS