It says I have to put something in form 1095-A I am not in marketplace and I don't pay any premiums I am on Medicare how can I fix this????

See if you can delete Form 1095-A. You might have accidentally triggered it.

 

To Delete a Form

Open your return in TurboTax. 

In the left side bar, select Tax Tools> Tools.

In the pop-up window Tool Center, choose Delete a form.

Select Delete next to the form/schedule/worksheet and follow the onscreen instructions