Union Home Minister Rajnath Singh today said the infighting in Uttar Pradesh's ruling Samajwadi Party was a cause for concern as it affected the state. <br/><br/>Talking to reporters in Ranchi, he said the BJP did not feel happy in any quarrel in any family or any party and did not weigh any political benefit. <br/><br/>Mr Singh said quarrels in such times affect the state and that the lapses would be rectified after the BJP forms the next government.