Retirement tax questions

Thank you! I did forget the 1099-R. Now I entered the 1099-R info. After step 10, I got the screen asking me to Attach an explanation:  The IRA basis we transferred from 2021 is different from the basis entered.

 

I used TT for last year. I open the final PDF I saved (generated by TT2021). Line 14 is the number I used. I don't know why I keep getting this error message.