[Resolved]  Hero Honda Karizma — while driving my bike's engine stop any time

i have this problem from the date of purchase. my bike stop any time while running and whe i try to start again its got start but when i give accelerator its got off. To remove that problem that time i have to switch off of ignition switch than re switch on the service center's manager this time advice to me for changing of battery i alredy change it but after change the battery this problem not remove . Teach me how can i complaint againts hero honda about my problem and which harassment i got by them from last 3 years . plzzzzzzzzzzzz reply me soon. my mail id is [protected]@yahoo.com