When dealing with a case involving a lack of subject-matter jurisdiction, the first step is to identify the jurisdictional deficiency by reviewing the case and determining whether the court has authority over the subject matter. If a lack of jurisdiction is identified, file a motion to dismiss the case or request a transfer to the appropriate court with the proper jurisdiction. It is essential to consult relevant statutes or case law to support the motion and ensure that the issue aligns with legal precedents. Notify all parties involved and follow up with the court to ensure the jurisdictional issue is resolved. In more complex situations, seeking legal advice from an expert in jurisdictional matters can help ensure proper handling of the case. Taking these steps will help ensure the case proceeds in the right court, preventing delays and complications.