If you verified the the dependent's name and Social Security number are exactly as entered on their SS card -
Print and mail your tax return leaving the dependent information exactly as you entered it on the tax return. The IRS has faulty information in their database.
See this TurboTax support FAQ for the procedure to print a tax return for mailing when using the online editions - https://ttlc.intuit.com/community/printing/help/how-do-i-print-and-mail-my-return-in-turbotax-online...
