National Rail Enquiries said services may be "delayed, cancelled or revised" by up to 40 minutes and the problem is due to persist until about 12.30pm.
Signalling problem causing problems through Doncaster Railway Station
A signalling problem is causing delays and cancellations through Doncaster Railway Station today.
By The Newsroom
Friday, 10th August 2018, 12:18 pm
Updated Monday, 13th August 2018, 10:36 am