The 10.30am train service from Norwich to London Liverpool Street has been cancelled due to a broken down freight train.
The 7.40am train travelling from Norwich to London was also cancelled.
The service, which was due to arrive at London Liverpool Street at 9.24am, was cancelled due to trains needing repairs.
A spokesperson from Abellio Greater Anglia, said: 'This is due to more trains that unusual needing repairs at the same time.'
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