An example on at black profile could look like this:
Why: This problem is often seen at laptop containing a Nvidia Quadro M2000M graphic card.

Solutions
Vector Theme profile
Go to ‘Object properties’ for the Vector theme. Go to ‘Profile’ and remove the tick in ‘Visible’ box.

Freeform profile
Go to ‘Object properties’ for the Freeform File. Go to ‘Profile’ and remove the tick in ‘Visible’ box.

2D models profile
Go to ‘Object properties’ for the 2D models. Go to ‘Profile’ and place the tick at ‘Shows As Rectangle’.
Thereafter, go to ‘Geometry’ and place the dot at either ‘Fence Mode Squares. Not Mouse Clickable (fast)’ or ‘Cell Mode. Mouse Clickable (slow)’.