Okla. Stat. tit. 12, § 12-992: Errors in perfecting appeals - Raising - Waiver

Where possible, errors in perfecting an appeal must be raised

promptly in the trial court, and errors in perfecting an appeal that

could have been raised in the trial court may not be raised for the

first time in the appellate court. The parties may waive any defect

or error in perfecting an appeal except the timely filing of a

petition in error as prescribed in Section 15 of this act, and of a

petition to review a certified interlocutory order under paragraph 3

of subsection (b) of Section 952 of this title.