It means there is a situation on your return that will not allow you to file it for free. You will need to upgrade to a higher version of TurboTax in order to file.
You can file with TurboTax Free Edition if you only have the following situations:
- W-2 income
- Limited interest and dividend income reported on a 1099-INT or 1099-DIV
- Claim the standard deduction
- Earned Income Tax Credit (EIC)
- Child tax credits
Situations not covered in TurboTax Free Edition include:
- Itemized deductions (Schedule A)
- Business or 1099-MISC income (Schedule C)
- Stock sales (Schedule D)
- Rental property income (Schedule E)
- Credits, deductions and income reported on schedules 1-6, such as the Student Loan Interest Deduction