$19,500 and $6,500 catch-up are the limits for contributions to a qualified retirement plan like a 401(k), not the limits for IRA contributions. A qualified retirement plan like a 401(k) is not an IRA.
Enter amounts shown in box 12 of your W-2 only in box 12 of TurboTax's W-2 form, nowhere else in TurboTax. If you entered any of these under Deductions & Credits, go back and remove the entries of these that you made under Deductions & Credits.
