Get your taxes done using TurboTax

Was your 1099-k for $74k?  It sounds like something is entered in the wrong spot or you have some type of other loss you entered.  The steps above keeps the income from being included in the calculations. 

Schedule 1 line 9 is Total Other Income.  You would have something entered as a negative number without income to offset it.  

Are you using the online version?

Go back to the income summary screen and see where all you have income entered?