My 1099-R does not have a completed box 16 since 2020. Never a problem before but for 2024 taxes Turbotax now requires this to be filled. Why?

Turbo Tax is requiring an amount from box 16 on my Ohio Public Emp Ret Sys 1099-R. My 1099-R does not have a completed box 16 since 2020. Never a problem before but for 2024 taxes Turbotax now requires this to be filled. Why?