Black boxes around cars help in playable glitch

The last two days every car I’m my garage has black boxes around them I can use them but nothing happens I can’t buy any cars it freezes my xbox won’t let me save an error message pops up xbox don’t know what’s happen and I can’t play the game there no ! In a yellow square and the game dosent pick up any thing it would let me play if it was corrupted so turn 10 can you help me lots of people are. Havering it and I know you are make other games as well Microsoft have sent you form what’s going on