You don't need the Form 1098 to report mortgage interest in your case. It may be transferred in from a previous year. You can see if the Form 1098 is in your program and if so delete it as follows:
1. Choose the Tax Tools option on your left menu bar
2. Choose Tools
3. Choose the Delete a form option under Other Helpful links
4. Find the Form 1098 in the list of forms and delete it