The TurboTax 2015 online editions were shut down after November 15 to make way for the 2016 online editions.
Access to the 2015 tax returns that were started using the online editions will probably be available during the first full week of December after the 2016 online editions are released.
Once the 2015 online returns again become available follow this TurboTax support FAQ for completing the 2015 return - https://ttlc.intuit.com/questions/2559403-how-do-i-finish-a-prior-year-return-that-i-started-in-turb...
