Days after the Assam National Register of Citizens (NRC) coordinator Hitesh Dev Sarma in his affidavit submitted in the Gauhati High Court said the NRC may have included up to 2.77 lakh "undeserving" names due to poor quality check and control, opposition parties in Assam, lawyers and activist dealing with NRC update exercise have alleged that this was an attempt to re-open the Assam NRC exercise.