Im doing my taxes for 2021 and i have an error that I can't get passed. 2 

Schedule 8812 Advance payment received must be entered box. its for advance child tax credit pymts received from letter 6419. it's a blue box. I can't get past this problem  to complete my taxes until it entered. I didn't enter any child tax credits. nor do I have any but Turbo says it's an error to be fixed. I can't fix it.  what can I do?