I didn't get a 1099-C, and yet on previewing my 1040 I see that Schedule 1, line 21, shows $1295 for "Cancelled Debt". Why?

I'm getting ready to submit. I look at my personal income summary in TurboTax and it shows $0 for cancelled debt on 1099-C, but when I review my printed version of 1040 etc., I see $1295 for "Cancelled Debt" on Schedule 1 line 21 and it's included in 1040 Line 6. Why?