Have you tried deleting the form? See the following on how to delete a form, choose the instructions for the version you are using.
Here's how to delete forms in TurboTax Online:
1. Open your return, if it's not already open.
2. In the upper right corner, click My Account > Tools.
3. In the pop-up window, select Delete a form.
4. Click Delete next to the form or schedule and follow the instructions to remove the form/schedule.