Anna University — Login Id issue & Blocked

Sir i cant able to attend todays examination EC55-Transmission Lines And Wave Guides at 11 AM due to Login issue.. Always showing that Login not allowed. I tried to call on help desk number upto 11.45 AM in between that my Loging ID was Blocked due to maximum allowd Login attempt exceeded.. Kindly Help to resolve the issue.. I want to re write the Examination.. Kindly rescedule the exam on another day..

Reg No: [protected]
Login Id : [protected]Q60453
Sub : EC55-Transmission Lines And Wave Guides