Patna: An old rivalry between two groups led to fresh violence and gunfire at Tikarampur village under Mufassil police station area in Munger on Oct 20, triggering panic among residents. No one was injured in the firing, police said on Thursday.The incident came a day after the two groups clashed on Oct 19 night. Police said the rivalry between Devaraj Kumar and Mithun Kumar had been continuing for some time and had earlier resulted in an altercation and firing.Despite the first confrontation, tensions continued and members of the two groups allegedly came face-to-face again the next morning. A verbal altercation soon escalated, with both sides allegedly opening fire.The gunshots created panic in the village, with residents rushing for safety. The repeated clashes have also raised concerns among residents about further violence.Following the incident, both sides submitted written complaints at Mufassil police station, accusing each other of involvement in the confrontation. Police subsequently registered cases based on the complaints.Mufassil SHO Mohammad Aslam Ansari said one person from one of the groups had been arrested.He said police were investigating the origin of the dispute, the circumstances leading to the firing and the alleged involvement of others. Police are also maintaining a close watch on the situation to prevent further clashes.