Try this:
From Windows' desktop, right click > Properties
Clic on the Settings tab
Clic on the Advanced button
Clic on the Troubleshooting tab
Move the hardware acceleration slider all the way to the left
OK, OK, and Start Revit again.
Alfredo Medina
Alfredo Medina _________________________________________________________________ ______
Licensed Architect (Florida) | Freelance Instructor | Autodesk Expert Elite (on Revit) | Profile on Linkedin