When Akilan rings up the Bihari gang leader's mobile, the battery is full. When he meets Dinesh (security), the battery is very low and then suddenly changes to full again.
Errors in geography
When lead actor and actress go to Ukraine that was actually shot in Albania.
While Ramachandran watches news at his cousin's home, the clock behind them shows time as 08:05 PM. The crew setup the time to match the scene. But they forgot to on the clock after setting the time. The seconds hand stand still.