Tds refund showing in traces but not received

lexbery (d) (221 Points)

07 August 2014  

my traces account shows that IT departarment has processed ecs of my tds refund of rs 4111 of fy 2012-13 on 16/2/2014,but i have not received the same in my bank account nor received any letter for error in bank details

i contacted CPC they cant guide either.what to do?