I entered the figures,inc cost basis, from my 1099-B. The next page tells me "since you unsure about your cost basis,we're going to walk you thru? Why ? I am not unsure

[sueyy19]

I am entering the details in the right spot but it is as if I entered nothing.

[Critter-3]

May I suggest you delete the sale and try it again ... somewhere you got off the beaten  path.