I haven’t noticed any pattern with it, I don’t get any error codes. When it stops playing I do notice the red light is still on like it’s still playing the song and it will go out if I hit the reject button but it never comes back on till I reset power. It doesn’t matter what track is selected or if it’s just on random play. I have taken the SD card out and also unhooked my auxiliary extension and remote volume to see if it would cause any changes but it hasn’t