Within 20 days of filing the bill of exceptions in an appeal to the district court, Appellant shall file with the district court a statement of errors which shall consist of a separate, concise statement of each error a party contends was made by the trial court. Each assignment of error shall be separately numbered and paragraphed. Consideration of the cause will be limited to errors assigned and discussed, provided that the district court may, at its option, notice plain error not assigned. This rule shall not apply to small claims appeals.
Neb. Sup. Ct. R. 6-1518