An information for Corruption of Public Officials was filed against Cedric Diggory. Assistant City Prosecutor Cho Chang, the investigating prosecutor, certified in the information that the same was filed with the prior authority of Luna Lovegood, the City Prosecutor. After the presentation of evidence by both parties, the trial court motu proprio dismissed the case on the ground that Cho Chang does not have the authority to prosecute the case because the information does not bear the signature of Luna or any other indication that she approved the same. Is the lack of authority of an officer to file an information a jurisdictional defect? Discuss briefly