KTM Sportmotorcycle — Problem related to engine oil leak

Address:	KTM satna
Website:	Related oil leakage

Have oil leakage problem at engine head and got second service just only oil change and filter change that's it after that got the engine head leak from starting. But i asked service centre to have this issue but they said that's minor problem. But now I'm troubling problem in this related issue . Bike is overheating again and again radiator strts so plz help related this issue