Solids are displayed in black when selecting illustration or smoothdisplay modesSolids were completely displayed in black when selecting an Illustrationor Smooth display mode, while wireframe showed objects in their colors.
This can be caused by using a video card which does not meet thehardware minimum requirements.Solution is upgrading the video card.Possible workarounds are disabling the video card hardware acceleration(if possible) and/or use only one screen.