University Of Madras — MBA -HR second year registration missing

MBA-HR second year registration is missing after we paid second year fee and exam fee and we wrote exams on June 2022 also but when we checked recent results of June 2022 results it showed us not registered when we raised complaint they said it's not registered but we do have second year fee receipts and exam fee receipts...kindly do the needful...we have waited for an year and this is the answer we have got from the respective people...