Did the Appeals Court err by accepting a plea agreement without definitive proof that the Movant understood his appeal waiver rights during the Rule 11 hearing?

Did the Appeals Court error by claiming Movants substantial rights were not affected after conceeding that the District Court accepted the Movants plea agreement with no definitive proof that there was a constitutionally required determination that the Movant understood his appeal waiver rights or any rights as there was no recording or transcript of the Rule 11 hearing nor any other substitute record verifying Movant understood his rights within his plea agreement, from the Court .