Kolkata: A major train accident has been averted after two trains at Dumdum station coming from opposite direction accidentally took the same track due to some signal malfunction. As per reports, a local train on Thursday evening from Dumdum to Barrackpore accidentally took the same route on which a Sealdah bound train was running. The trains stopped just a few feet from each other after the anamoly was noticed by the loco pilots. The reason for the incident is not yet clear. Authorities have launched an investigation to ascertain the cause.