Neb. Rev. Stat. § 29-1919: Neb. Rev. Stat. § 29-1919

If, at any time during the course of the proceedings it is brought to the attention of the court that a party has failed to comply with sections 29-1912 to 29-1921 or an order issued pursuant to sections 29-1912 to 29-1921 , the court may:

(1) Order such party to permit the discovery or inspection of materials not previously disclosed;

(2) Grant a continuance;

(3) Prohibit the party from calling a witness not disclosed or introducing in evidence the material not disclosed; or

(4) Enter such other order as it deems just under the circumstances.