Excellent - yes fixed now thank you.
Jul 29 2018
Jun 27 2018
@Germano Cavalcante (mano-wii) looks good - I see th emove to the edit cage in there. There was obviously a wider change to move the bvhtree cache to the mesh object.
May 26 2018
One solution (allowing the ray cast algorithm to see the edited mesh when available) is:
NVIDIA GeForce GTX 775M 2048 MB graphics
May 25 2018
Thanks for the more comprehensive fix Brecht.
May 24 2018
Here is my suggested tactical fix