taxable amount on Form 1040 4b should be the taxable amount on NJ tax return.
Other poster reported that NJ program starts asking about Traditional IRA parameters when a Roth distribution happens. Is this what you see ?
Such questions are irrelevant.
the OP did overrides and filed a paper return to NJ.
Contact TurboTax Support if you would like TurboTax to fix this problem.
@bob4texaco