According to BBC Teletext, the keeper has withdrawn through illness and he has been replaced in the squad by Scunthorpe keeper Joe Murphy.
The City keeper is not the only player to have withdraw from Giovanni Trapattoni's squad. Darron Gibson has pulled out due to his daughter being in hospital whilst Sean St Ledger and Paul Green have withdrawn due to knee injuries.
Former Sky Blue Robbie Keane has also withdrawn from the squad.
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