Whether Rule 12(b)(2) of the Federal Rules of Criminal Procedure is applicable to coram nobis civil proceedings that challenge jurisdiction in a federal criminal matter?

Whether the lower court erred by holding that coram nobis relief must exclusively be obtained while a criminal case is pending?

Whether the Court's decision in United States v. Morgan, 346 U.S. 507 (1954) should be revisited to clarify whether a coram nobis proceeding that challenges jurisdiction in a criminal case is a civil proceedings and what rules of procedure are applicable?

Whether Rule 12(b)(2) of the Federal Rules of Criminal Procedure is applicable to coram nobis civil proceedings that challenge jurisdiction in a federal criminal matter?