A signal failure at Barbican is causing problems on the tube this morning, affecting the Circle, Hammersmith and City and Metropolitan lines.
There's currently no service between Barking and Moorgate on the Hammersmith and City Line or between Baker Street and Aldgate on the Metropolitan line.
Tickets are being accepted on local buses.
Minor delays on Circle Line anticlockwise due to signal failure.
Source: INRIX
Service suspended on Circle Line clockwise due to signal failure at Tower Hill.
Source: INRIX
Minor delays on Circle Line between Edgware Road and Aldgate due to earlier customer incident at Euston Square.
Source: INRIX
Minor delays on Circle Line anticlockwise due to earlier emergency engineering works at Sloane Square.
Source: INRIX
The @circleline has now a good service operating after ealier delays, trains and platforms may still be busy #TfL
A signal failure at High Street Kensington is causing problems on the Districts and Circle lines. Services suspended on District Line between Earls Court and Edgware Road. The Circle line anti-clockwise is also suspended.
Minor delays on District Line between Edgware Road and Earls Court due to train operator taken ill.
Minor delays on Circle Line anticlockwise due to temporary shortage of train operators.