Two coaches of 12810 Mumbai-Howrah Mail Train got decoupled near Ulberia station in West Bengal on Friday evening. As soon as the South Eastern Railway received the information about the incident, they reached the spot to assess the situation. There is no report of any injury and the train resumed its journey as soon as the repair work got completed. The Chief Public Relation Officer of SER said that an investigation is underway to find out the reason of the decoupling.