A fault with the signalling system between London Fenchurch Street and Barking means trains may be delayed by up to 10 minutes or cancelled.
Disruption is expected until 10:00.
Alternative travel advice:
Tickets will be accepted via any reasonable route on London Underground, Greater Anglia and Elizabeth line.
Check before you travel:
You can check your journey using the National Rail Enquiries real-time Journey Planner
Twitter:
If you would like to follow this incident on Twitter, please use #Barking
Compensation:
You may be entitled to compensation if you experience a delay in completing your journey today. Please keep your train ticket and make a note of your journey, as both will be required to support any claim.