Trains from St Albans Abbey have been cancelled for the rest of the day.
This is because the train has broken down.
Road transport is running between Watford Junction and St Albans Abbey. and travellers may also use their ticket on the 321 Arriva service.
To follow the incident on Twitter use #StAlbansAbbey
Comments: Our rules
We want our comments to be a lively and valuable part of our community - a place where readers can debate and engage with the most important local issues. The ability to comment on our stories is a privilege, not a right, however, and that privilege may be withdrawn if it is abused or misused.
Please report any comments that break our rules.
Read the rules here