if you reported it, then there should be no taxes, penalties or interest unless you reported self-employment income on schedule 1 line 21 rather than on schedule C. that would be user error for which Turbotax is not responsible. however, you can submit a claim
https://ttlc.intuit.com/community/choosing-a-product/help/what-documents-do-i-need-to-submit-a-claim...
