21. Objections to jurisdiction.—4[(1)] No objection as to the place of suing shall be allowed by any Appellate or Revisional Court unless such objection was taken in the Court of first instance at the earliest possible opportunity and in all cases where issues are settled at or before such settlement, and unless there has been a consequent failure of justice. 5[(2) No objection as to the competence of a Court with reference to the pecuniary limits of its jurisdiction shall be allowed by any Appellate or Revisional Court unless such objection was taken in the Court of first instance at the earliest possible opportunity, and, in all cases where issues are settled, at or before such settlement, and unless there has been a consequent failure of justice.
(3) No objection as to the competence of the executing Court with reference to the local limits of its jurisdiction shall be allowed by any Appellate or Revisional Court unless such objection was taken in the executing Court at the earliest possible opportunity, and unless there has been a consequent failure of justice.]