You may have accidently went into that area or had a 1099R in a prior year.
Go to income, then to Retirement area and try deleting the 1099R.
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If that does not work go to Delete a Form and delete the 1099R. You will do this by:
Log into
account
continue
with the return
then go to
MY ACCOUNT in the blue area at the top
Then click
on TOOLS
then below
the boxes will be DELETE A FORM
click on
this and find that pesky 1099R and delete it.