Why did BJP remove Kailash Vijayvargiya from Bengal

Why removal of Kailash Vijayvargiya as Bengal BJP Gen Secretary and appointment of Sunil Bansal is a step to douse infighting fire in the state

In the recently held meeting between Home Minister Amit Shah and Bengal BJP leader and Leader of opposition Shubhendu Adhikari the Home Minister suggested that Bengal BJP should hit the street and do away with differences between its leaders