Section 465 in The Code Of Criminal Procedure, 1973
465. Finding or sentence when reversible by reason of error, omission irregularity.
(1) Subject to the provisions hereinbefore contained, no finding, sentence or order passed by a Court of competent jurisdiction shall be reversed or altered by a Court of appeal confirmation or revision on account of any error omission or irregularity in the complaint summons warrant proclamation order judgment or other proceedings before or during trial or in any inquiry or other proceedings under this Code or any error or irregularity in any sanction for the prosecution unless in the opinion of that Court a failure of justice has in fact been occasioned thereby.
(2) In determining whether any error omission or irregularity in any proceeding under this Code or any error or irregularity in any sanction for the prosecution has occasioned a failure of justice the Court shall have regard to the fact whether the objection could and should have been raised at an earlier stage in the proceedings.